diff --git a/src/Bundle/ChillCalendarBundle/Command/SendTestShortMessageOnCalendarCommand.php b/src/Bundle/ChillCalendarBundle/Command/SendTestShortMessageOnCalendarCommand.php
index d49f1615b..9d79f5654 100644
--- a/src/Bundle/ChillCalendarBundle/Command/SendTestShortMessageOnCalendarCommand.php
+++ b/src/Bundle/ChillCalendarBundle/Command/SendTestShortMessageOnCalendarCommand.php
@@ -1,5 +1,14 @@
 <?php
 
+/**
+ * Chill is a software for social workers
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types=1);
+
 namespace Chill\CalendarBundle\Command;
 
 use Chill\CalendarBundle\Entity\Calendar;
@@ -7,48 +16,44 @@ use Chill\CalendarBundle\Service\ShortMessageNotification\ShortMessageForCalenda
 use Chill\MainBundle\Entity\User;
 use Chill\MainBundle\Phonenumber\PhoneNumberHelperInterface;
 use Chill\MainBundle\Repository\UserRepositoryInterface;
-use Chill\MainBundle\Service\ShortMessage\ShortMessage;
-use Chill\MainBundle\Service\ShortMessage\ShortMessageSenderInterface;
+use Chill\MainBundle\Service\ShortMessage\ShortMessageTransporterInterface;
 use Chill\PersonBundle\Entity\Person;
 use Chill\PersonBundle\Repository\PersonRepository;
+use DateInterval;
+use DateTimeImmutable;
 use libphonenumber\PhoneNumber;
 use libphonenumber\PhoneNumberFormat;
 use libphonenumber\PhoneNumberType;
 use libphonenumber\PhoneNumberUtil;
-use libphonenumber\ValidationResult;
 use Symfony\Component\Console\Command\Command;
 use Symfony\Component\Console\Helper\QuestionHelper;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Question\ConfirmationQuestion;
 use Symfony\Component\Console\Question\Question;
+use UnexpectedValueException;
+use function count;
 
 class SendTestShortMessageOnCalendarCommand extends Command
 {
-    private PersonRepository $personRepository;
+    private ShortMessageForCalendarBuilderInterface $messageForCalendarBuilder;
 
-    private PhoneNumberUtil $phoneNumberUtil;
+    private PersonRepository $personRepository;
 
     private PhoneNumberHelperInterface $phoneNumberHelper;
 
-    private ShortMessageForCalendarBuilderInterface $messageForCalendarBuilder;
+    private PhoneNumberUtil $phoneNumberUtil;
 
-    private ShortMessageSenderInterface $messageSender;
+    private ShortMessageTransporterInterface $transporter;
 
     private UserRepositoryInterface $userRepository;
 
-    /**
-     * @param PersonRepository $personRepository
-     * @param PhoneNumberUtil $phoneNumberUtil
-     * @param PhoneNumberHelperInterface $phoneNumberHelper
-     * @param ShortMessageForCalendarBuilderInterface $messageForCalendarBuilder
-     * @param ShortMessageSenderInterface $messageSender
-     */
     public function __construct(
         PersonRepository $personRepository,
         PhoneNumberUtil $phoneNumberUtil,
         PhoneNumberHelperInterface $phoneNumberHelper,
         ShortMessageForCalendarBuilderInterface $messageForCalendarBuilder,
-        ShortMessageSenderInterface $messageSender,
+        ShortMessageTransporterInterface $transporter,
         UserRepositoryInterface $userRepository
     ) {
         parent::__construct();
@@ -57,11 +62,10 @@ class SendTestShortMessageOnCalendarCommand extends Command
         $this->phoneNumberUtil = $phoneNumberUtil;
         $this->phoneNumberHelper = $phoneNumberHelper;
         $this->messageForCalendarBuilder = $messageForCalendarBuilder;
-        $this->messageSender = $messageSender;
+        $this->transporter = $transporter;
         $this->userRepository = $userRepository;
     }
 
-
     public function getName()
     {
         return 'chill:calendar:test-send-short-message';
@@ -81,41 +85,41 @@ class SendTestShortMessageOnCalendarCommand extends Command
         $helper = $this->getHelper('question');
 
         // start date
-        $question = new Question("When will start the appointment ? (default: \"1 hour\") ", '1 hour');
-        $startDate = new \DateTimeImmutable($helper->ask($input, $output, $question));
+        $question = new Question('When will start the appointment ? (default: "1 hour") ', '1 hour');
+        $startDate = new DateTimeImmutable($helper->ask($input, $output, $question));
 
         if (false === $startDate) {
-            throw new \UnexpectedValueException("could not create a date with this date and time");
+            throw new UnexpectedValueException('could not create a date with this date and time');
         }
 
         $calendar->setStartDate($startDate);
 
         // end date
-        $question = new Question("How long will last the appointment ? (default: \"PT30M\") ", 'PT30M');
-        $interval = new \DateInterval($helper->ask($input, $output, $question));
+        $question = new Question('How long will last the appointment ? (default: "PT30M") ', 'PT30M');
+        $interval = new DateInterval($helper->ask($input, $output, $question));
 
         if (false === $interval) {
-            throw new \UnexpectedValueException("could not create the interval");
+            throw new UnexpectedValueException('could not create the interval');
         }
 
         $calendar->setEndDate($calendar->getStartDate()->add($interval));
 
         // a person
-        $question = new Question("Who will participate ? Give an id for a person. ");
+        $question = new Question('Who will participate ? Give an id for a person. ');
         $question
             ->setValidator(function ($answer): Person {
                 if (!is_numeric($answer)) {
-                    throw new \UnexpectedValueException('the answer must be numeric');
+                    throw new UnexpectedValueException('the answer must be numeric');
                 }
 
                 if (0 >= (int) $answer) {
-                    throw new \UnexpectedValueException('the answer must be greater than zero');
+                    throw new UnexpectedValueException('the answer must be greater than zero');
                 }
 
                 $person = $this->personRepository->find((int) $answer);
 
                 if (null === $person) {
-                    throw new \UnexpectedValueException("The person is not found");
+                    throw new UnexpectedValueException('The person is not found');
                 }
 
                 return $person;
@@ -124,23 +128,22 @@ class SendTestShortMessageOnCalendarCommand extends Command
         $person = $helper->ask($input, $output, $question);
         $calendar->addPerson($person);
 
-
         // a main user
-        $question = new Question("Who will be the main user ? Give an id for a user. ");
+        $question = new Question('Who will be the main user ? Give an id for a user. ');
         $question
             ->setValidator(function ($answer): User {
                 if (!is_numeric($answer)) {
-                    throw new \UnexpectedValueException('the answer must be numeric');
+                    throw new UnexpectedValueException('the answer must be numeric');
                 }
 
                 if (0 >= (int) $answer) {
-                    throw new \UnexpectedValueException('the answer must be greater than zero');
+                    throw new UnexpectedValueException('the answer must be greater than zero');
                 }
 
                 $user = $this->userRepository->find((int) $answer);
 
                 if (null === $user) {
-                    throw new \UnexpectedValueException("The user is not found");
+                    throw new UnexpectedValueException('The user is not found');
                 }
 
                 return $user;
@@ -150,21 +153,22 @@ class SendTestShortMessageOnCalendarCommand extends Command
         $calendar->setMainUser($user);
 
         // phonenumber
-        $question = new Question("To which number are we going to send this fake message ?",
-            null !== $person->getMobilenumber() ?
-                $this->phoneNumberHelper->format($person->getMobilenumber()):
-                null
+        $phonenumberFormatted = null !== $person->getMobilenumber() ?
+            $this->phoneNumberUtil->format($person->getMobilenumber(), PhoneNumberFormat::E164) : '';
+        $question = new Question(
+            sprintf('To which number are we going to send this fake message ? (default to: %s)', $phonenumberFormatted),
+            $phonenumberFormatted
         );
 
         $question->setNormalizer(function ($answer): PhoneNumber {
             if (null === $answer) {
-                throw new \UnexpectedValueException("The person is not found");
+                throw new UnexpectedValueException('The person is not found');
             }
 
             $phone = $this->phoneNumberUtil->parse($answer, 'BE');
 
             if (!$this->phoneNumberUtil->isPossibleNumberForType($phone, PhoneNumberType::MOBILE)) {
-                throw new \UnexpectedValueException("Phone number si not a mobile");
+                throw new UnexpectedValueException('Phone number si not a mobile');
             }
 
             return $phone;
@@ -172,6 +176,9 @@ class SendTestShortMessageOnCalendarCommand extends Command
 
         $phone = $helper->ask($input, $output, $question);
 
+        $question = new ConfirmationQuestion('really send the message to the phone ?');
+        $reallySend = (bool) $helper->ask($input, $output, $question);
+
         $messages = $this->messageForCalendarBuilder->buildMessageForCalendar($calendar);
 
         if (0 === count($messages)) {
@@ -179,10 +186,13 @@ class SendTestShortMessageOnCalendarCommand extends Command
         }
 
         foreach ($messages as $key => $message) {
-            $output->writeln("The short message for SMS ${key} will be: ");
+            $output->writeln("The short message for SMS {$key} will be: ");
             $output->writeln($message->getContent());
             $message->setPhoneNumber($phone);
-            $this->messageSender->send($message);
+
+            if ($reallySend) {
+                $this->transporter->send($message);
+            }
         }
 
         return 0;
diff --git a/src/Bundle/ChillCalendarBundle/DependencyInjection/Configuration.php b/src/Bundle/ChillCalendarBundle/DependencyInjection/Configuration.php
index 8f8a18b97..0d295ccbb 100644
--- a/src/Bundle/ChillCalendarBundle/DependencyInjection/Configuration.php
+++ b/src/Bundle/ChillCalendarBundle/DependencyInjection/Configuration.php
@@ -30,7 +30,7 @@ class Configuration implements ConfigurationInterface
             ->children()
             ->arrayNode('short_messages')
             ->canBeDisabled()
-                ->children()->end()
+            ->children()->end()
             ->end() // end for short_messages
             ->arrayNode('remote_calendars_sync')->canBeEnabled()
             ->children()
diff --git a/src/Bundle/ChillCalendarBundle/Resources/views/CalendarShortMessage/short_message.txt.twig b/src/Bundle/ChillCalendarBundle/Resources/views/CalendarShortMessage/short_message.txt.twig
index 1e5a0794b..d6c46a7e9 100644
--- a/src/Bundle/ChillCalendarBundle/Resources/views/CalendarShortMessage/short_message.txt.twig
+++ b/src/Bundle/ChillCalendarBundle/Resources/views/CalendarShortMessage/short_message.txt.twig
@@ -1 +1 @@
-Votre travailleur social {{ calendar.mainUser.label }} vous rencontrera le {{ calendar.startDate|format_date('short') }} à {{ calendar.startDate|format_time('medium') }} - LIEU. {% if calendar.location is not null and calendar.location.phonenumber is not null %}En cas d’indisponibilité rappelez-nous au {{ calendar.location.phonenumber|chill_format_phonenumber }}.{% endif %}
+Votre travailleur social {{ calendar.mainUser.label }} vous rencontrera le {{ calendar.startDate|format_date('short', locale='fr') }} à {{ calendar.startDate|format_time('short', locale='fr') }} - LIEU.{% if calendar.mainUser.mainLocation is not null and calendar.mainUser.mainLocation.phonenumber1 is not null %} En cas d'indisponibilité, appelez-nous au {{ calendar.mainUser.mainLocation.phonenumber1|chill_format_phonenumber }}.{% endif %}
diff --git a/src/Bundle/ChillCalendarBundle/Service/ShortMessageNotification/DefaultRangeGenerator.php b/src/Bundle/ChillCalendarBundle/Service/ShortMessageNotification/DefaultRangeGenerator.php
new file mode 100644
index 000000000..0587296a5
--- /dev/null
+++ b/src/Bundle/ChillCalendarBundle/Service/ShortMessageNotification/DefaultRangeGenerator.php
@@ -0,0 +1,68 @@
+<?php
+
+/**
+ * Chill is a software for social workers
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types=1);
+
+namespace Chill\CalendarBundle\Service\ShortMessageNotification;
+
+use DateInterval;
+use Monolog\DateTimeImmutable;
+use UnexpectedValueException;
+
+/**
+ * * Lundi => Envoi des rdv du mardi et mercredi.
+ * * Mardi => Envoi des rdv du jeudi.
+ * * Mercredi => Envoi des rdv du vendredi
+ * * Jeudi => envoi des rdv du samedi et dimanche
+ * * Vendredi => Envoi des rdv du lundi.
+ */
+class DefaultRangeGenerator implements RangeGeneratorInterface
+{
+    public function generateRange(\DateTimeImmutable $date): array
+    {
+        $onMidnight = DateTimeImmutable::createFromFormat('Y-m-d H:i:s', $date->format('Y-m-d') . ' 00:00:00');
+
+        switch ($dow = (int) $onMidnight->format('w')) {
+            case 6: // Saturday
+            case 0: // Sunday
+                return ['startDate' => null, 'endDate' => null];
+
+            case 1: // Monday
+                // send for Tuesday and Wednesday
+                $startDate = $onMidnight->add(new DateInterval('P1D'));
+                $endDate = $startDate->add(new DateInterval('P2D'));
+
+                break;
+
+            case 2: // tuesday
+            case 3: // wednesday
+                $startDate = $onMidnight->add(new DateInterval('P2D'));
+                $endDate = $startDate->add(new DateInterval('P1D'));
+
+                break;
+
+            case 4: // thursday
+                $startDate = $onMidnight->add(new DateInterval('P2D'));
+                $endDate = $startDate->add(new DateInterval('P2D'));
+
+                break;
+
+            case 5: // friday
+                $startDate = $onMidnight->add(new DateInterval('P3D'));
+                $endDate = $startDate->add(new DateInterval('P1D'));
+
+                break;
+
+            default:
+                throw new UnexpectedValueException('a day of a week should not have the value: ' . $dow);
+        }
+
+        return ['startDate' => $startDate, 'endDate' => $endDate];
+    }
+}
diff --git a/src/Bundle/ChillCalendarBundle/Service/ShortMessageNotification/DefaultShortMessageForCalendarBuilder.php b/src/Bundle/ChillCalendarBundle/Service/ShortMessageNotification/DefaultShortMessageForCalendarBuilder.php
index 71c51640e..802605179 100644
--- a/src/Bundle/ChillCalendarBundle/Service/ShortMessageNotification/DefaultShortMessageForCalendarBuilder.php
+++ b/src/Bundle/ChillCalendarBundle/Service/ShortMessageNotification/DefaultShortMessageForCalendarBuilder.php
@@ -1,10 +1,17 @@
 <?php
 
+/**
+ * Chill is a software for social workers
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types=1);
+
 namespace Chill\CalendarBundle\Service\ShortMessageNotification;
 
-use Chill\BudgetBundle\Templating\Twig;
 use Chill\CalendarBundle\Entity\Calendar;
-use Chill\MainBundle\Service\Mailer\ShortMessage;
 use Symfony\Component\DependencyInjection\ParameterBag\ParameterBagInterface;
 use Symfony\Component\Templating\EngineInterface;
 
@@ -36,8 +43,8 @@ class DefaultShortMessageForCalendarBuilder implements ShortMessageForCalendarBu
             }
 
             $toUsers[] = new \Chill\MainBundle\Service\ShortMessage\ShortMessage(
-               $this->engine->render('@ChillCalendar/CalendarShortMessage/short_message.txt.twig', ['calendar' => $calendar]),
-               $person->getMobilenumber()
+                $this->engine->render('@ChillCalendar/CalendarShortMessage/short_message.txt.twig', ['calendar' => $calendar]),
+                $person->getMobilenumber()
             );
         }
 
diff --git a/src/Bundle/ChillCalendarBundle/Service/ShortMessageNotification/Generator.php b/src/Bundle/ChillCalendarBundle/Service/ShortMessageNotification/Generator.php
new file mode 100644
index 000000000..d78faff4c
--- /dev/null
+++ b/src/Bundle/ChillCalendarBundle/Service/ShortMessageNotification/Generator.php
@@ -0,0 +1,28 @@
+<?php
+
+/**
+ * Chill is a software for social workers
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types=1);
+
+namespace Chill\CalendarBundle\Service\ShortMessageNotification;
+
+use Chill\CalendarBundle\Repository\CalendarRepository;
+use Symfony\Component\Messenger\MessageBusInterface;
+
+class Generator
+{
+    private CalendarRepository $calendarRepository;
+
+    private MessageBusInterface $messageBus;
+
+    private RangeGeneratorInterface $rangeGenerator;
+
+    public function generateShortMessages(): void
+    {
+    }
+}
diff --git a/src/Bundle/ChillCalendarBundle/Service/ShortMessageNotification/RangeGeneratorInterface.php b/src/Bundle/ChillCalendarBundle/Service/ShortMessageNotification/RangeGeneratorInterface.php
new file mode 100644
index 000000000..7117d982b
--- /dev/null
+++ b/src/Bundle/ChillCalendarBundle/Service/ShortMessageNotification/RangeGeneratorInterface.php
@@ -0,0 +1,22 @@
+<?php
+
+/**
+ * Chill is a software for social workers
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types=1);
+
+namespace Chill\CalendarBundle\Service\ShortMessageNotification;
+
+use DateTimeImmutable;
+
+interface RangeGeneratorInterface
+{
+    /**
+     * @return array<startDate: \DateTimeImmutable, endDate: \DateTimeImmutable>
+     */
+    public function generateRange(DateTimeImmutable $date): array;
+}
diff --git a/src/Bundle/ChillCalendarBundle/Service/ShortMessageNotification/ShortMessageForCalendarBuilderInterface.php b/src/Bundle/ChillCalendarBundle/Service/ShortMessageNotification/ShortMessageForCalendarBuilderInterface.php
index 327bb89b0..ffcc8fe5c 100644
--- a/src/Bundle/ChillCalendarBundle/Service/ShortMessageNotification/ShortMessageForCalendarBuilderInterface.php
+++ b/src/Bundle/ChillCalendarBundle/Service/ShortMessageNotification/ShortMessageForCalendarBuilderInterface.php
@@ -1,14 +1,22 @@
 <?php
 
+/**
+ * Chill is a software for social workers
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types=1);
+
 namespace Chill\CalendarBundle\Service\ShortMessageNotification;
 
 use Chill\CalendarBundle\Entity\Calendar;
-use Chill\MainBundle\Service\Mailer\ShortMessage;
+use Chill\MainBundle\Service\ShortMessage\ShortMessage;
 
 interface ShortMessageForCalendarBuilderInterface
 {
     /**
-     * @param Calendar $calendar
      * @return array|ShortMessage[]
      */
     public function buildMessageForCalendar(Calendar $calendar): array;
diff --git a/src/Bundle/ChillCalendarBundle/Tests/Service/ShortMessageNotification/DefaultRangeGeneratorTest.php b/src/Bundle/ChillCalendarBundle/Tests/Service/ShortMessageNotification/DefaultRangeGeneratorTest.php
new file mode 100644
index 000000000..c910d4bf0
--- /dev/null
+++ b/src/Bundle/ChillCalendarBundle/Tests/Service/ShortMessageNotification/DefaultRangeGeneratorTest.php
@@ -0,0 +1,89 @@
+<?php
+
+/**
+ * Chill is a software for social workers
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types=1);
+
+namespace Chill\CalendarBundle\Tests\Service\ShortMessageNotification;
+
+use Chill\CalendarBundle\Service\ShortMessageNotification\DefaultRangeGenerator;
+use DateTimeImmutable;
+use Iterator;
+use PHPUnit\Framework\TestCase;
+
+/**
+ * @internal
+ * @coversNothing
+ */
+final class DefaultRangeGeneratorTest extends TestCase
+{
+    /**
+     * * Lundi => Envoi des rdv du mardi et mercredi.
+     * * Mardi => Envoi des rdv du jeudi.
+     * * Mercredi => Envoi des rdv du vendredi
+     * * Jeudi => envoi des rdv du samedi et dimanche
+     * * Vendredi => Envoi des rdv du lundi.
+     */
+    public function generateData(): Iterator
+    {
+        yield [
+            new DateTimeImmutable('2022-06-13 10:45:00'),
+            new DateTimeImmutable('2022-06-14 00:00:00'),
+            new DateTimeImmutable('2022-06-16 00:00:00'),
+        ];
+
+        yield [
+            new DateTimeImmutable('2022-06-14 15:45:00'),
+            new DateTimeImmutable('2022-06-16 00:00:00'),
+            new DateTimeImmutable('2022-06-17 00:00:00'),
+        ];
+
+        yield [
+            new DateTimeImmutable('2022-06-15 13:45:18'),
+            new DateTimeImmutable('2022-06-17 00:00:00'),
+            new DateTimeImmutable('2022-06-18 00:00:00'),
+        ];
+
+        yield [
+            new DateTimeImmutable('2022-06-16 01:30:55'),
+            new DateTimeImmutable('2022-06-18 00:00:00'),
+            new DateTimeImmutable('2022-06-20 00:00:00'),
+        ];
+
+        yield [
+            new DateTimeImmutable('2022-06-17 21:30:55'),
+            new DateTimeImmutable('2022-06-20 00:00:00'),
+            new DateTimeImmutable('2022-06-21 00:00:00'),
+        ];
+
+        yield [
+            new DateTimeImmutable('2022-06-18 21:30:55'),
+            null,
+            null,
+        ];
+
+        yield [
+            new DateTimeImmutable('2022-06-19 21:30:55'),
+            null,
+            null,
+        ];
+    }
+
+    /**
+     * @dataProvider generateData
+     */
+    public function testGenerateRange(DateTimeImmutable $date, ?DateTimeImmutable $startDate, ?DateTimeImmutable $endDate)
+    {
+        $generator = new DefaultRangeGenerator();
+
+        ['startDate' => $actualStartDate, 'endDate' => $actualEndDate] = $generator->generateRange($date);
+
+        $this->assertEquals($startDate->format(DateTimeImmutable::ATOM), $actualStartDate->format(DateTimeImmutable::ATOM));
+        $this->assertEquals($endDate->format(DateTimeImmutable::ATOM), $actualEndDate->format(DateTimeImmutable::ATOM));
+    }
+}
diff --git a/src/Bundle/ChillMainBundle/ChillMainBundle.php b/src/Bundle/ChillMainBundle/ChillMainBundle.php
index 32e075b7f..54da6911a 100644
--- a/src/Bundle/ChillMainBundle/ChillMainBundle.php
+++ b/src/Bundle/ChillMainBundle/ChillMainBundle.php
@@ -18,6 +18,7 @@ use Chill\MainBundle\DependencyInjection\CompilerPass\GroupingCenterCompilerPass
 use Chill\MainBundle\DependencyInjection\CompilerPass\MenuCompilerPass;
 use Chill\MainBundle\DependencyInjection\CompilerPass\NotificationCounterCompilerPass;
 use Chill\MainBundle\DependencyInjection\CompilerPass\SearchableServicesCompilerPass;
+use Chill\MainBundle\DependencyInjection\CompilerPass\ShortMessageCompilerPass;
 use Chill\MainBundle\DependencyInjection\CompilerPass\TimelineCompilerClass;
 use Chill\MainBundle\DependencyInjection\CompilerPass\WidgetsCompilerPass;
 use Chill\MainBundle\DependencyInjection\ConfigConsistencyCompilerPass;
@@ -70,5 +71,6 @@ class ChillMainBundle extends Bundle
         $container->addCompilerPass(new ACLFlagsCompilerPass());
         $container->addCompilerPass(new GroupingCenterCompilerPass());
         $container->addCompilerPass(new CRUDControllerCompilerPass());
+        $container->addCompilerPass(new ShortMessageCompilerPass());
     }
 }
diff --git a/src/Bundle/ChillMainBundle/DependencyInjection/ChillMainExtension.php b/src/Bundle/ChillMainBundle/DependencyInjection/ChillMainExtension.php
index e1a7d2544..a435bbe5d 100644
--- a/src/Bundle/ChillMainBundle/DependencyInjection/ChillMainExtension.php
+++ b/src/Bundle/ChillMainBundle/DependencyInjection/ChillMainExtension.php
@@ -199,6 +199,8 @@ class ChillMainExtension extends Extension implements
         $loader->load('services/short_message.yaml');
 
         $this->configureCruds($container, $config['cruds'], $config['apis'], $loader);
+        $container->setParameter('chill_main.short_messages', $config['short_messages']);
+        //$this->configureSms($config['short_messages'], $container, $loader);
     }
 
     public function prepend(ContainerBuilder $container)
@@ -314,6 +316,13 @@ class ChillMainExtension extends Extension implements
         // Note: the controller are loaded inside compiler pass
     }
 
+    protected function configureSms(array $config, ContainerBuilder $container, Loader\YamlFileLoader $loader): void
+    {
+        $dsn = parse_url($config['dsn']);
+
+        dump($dsn);
+    }
+
     protected function prependCruds(ContainerBuilder $container)
     {
         $container->prependExtensionConfig('chill_main', [
diff --git a/src/Bundle/ChillMainBundle/DependencyInjection/CompilerPass/ShortMessageCompilerPass.php b/src/Bundle/ChillMainBundle/DependencyInjection/CompilerPass/ShortMessageCompilerPass.php
new file mode 100644
index 000000000..fa9994408
--- /dev/null
+++ b/src/Bundle/ChillMainBundle/DependencyInjection/CompilerPass/ShortMessageCompilerPass.php
@@ -0,0 +1,87 @@
+<?php
+
+/**
+ * Chill is a software for social workers
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types=1);
+
+namespace Chill\MainBundle\DependencyInjection\CompilerPass;
+
+use Chill\MainBundle\Service\ShortMessage\NullShortMessageSender;
+use Chill\MainBundle\Service\ShortMessage\ShortMessageTransporter;
+use Chill\MainBundle\Service\ShortMessageOvh\OvhShortMessageSender;
+use libphonenumber\PhoneNumberUtil;
+use Psr\Log\LoggerInterface;
+use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Definition;
+use Symfony\Component\DependencyInjection\Exception\RuntimeException;
+use Symfony\Component\DependencyInjection\Reference;
+use function array_key_exists;
+
+class ShortMessageCompilerPass implements CompilerPassInterface
+{
+    public function process(ContainerBuilder $container)
+    {
+        $config = $container->resolveEnvPlaceholders($container->getParameter('chill_main.short_messages', null), true);
+        // weird fix for special characters
+        $config['dsn'] = str_replace(['%%'], ['%'], $config['dsn']);
+        $dsn = parse_url($config['dsn']);
+        parse_str($dsn['query'] ?? '', $dsn['queries']);
+
+        if ('null' === $dsn['scheme'] || false === $config['enabled']) {
+            $defaultTransporter = new Reference(NullShortMessageSender::class);
+        } elseif ('ovh' === $dsn['scheme']) {
+            if (!class_exists('\Ovh\Api')) {
+                throw new RuntimeException('Class \\Ovh\\Api not found');
+            }
+
+            foreach (['user', 'host', 'pass'] as $component) {
+                if (!array_key_exists($component, $dsn)) {
+                    throw new RuntimeException(sprintf('The component %s does not exist in dsn. Please provide a dsn ' .
+                        'like ovh://applicationKey:applicationSecret@endpoint?consumerKey=xxxx&sender=yyyy&service_name=zzzz', $component));
+                }
+
+                $container->setParameter('chill_main.short_messages.ovh_config_' . $component, $dsn[$component]);
+            }
+
+            foreach (['consumer_key', 'sender', 'service_name'] as $param) {
+                if (!array_key_exists($param, $dsn['queries'])) {
+                    throw new RuntimeException(sprintf('The parameter %s does not exist in dsn. Please provide a dsn ' .
+                        'like ovh://applicationKey:applicationSecret@endpoint?consumerKey=xxxx&sender=yyyy&service_name=zzzz', $param));
+                }
+                $container->setParameter('chill_main.short_messages.ovh_config_' . $param, $dsn['queries'][$param]);
+            }
+
+            $ovh = new Definition();
+            $ovh
+                ->setClass('\Ovh\Api')
+                ->setArgument(0, $dsn['user'])
+                ->setArgument(1, $dsn['pass'])
+                ->setArgument(2, $dsn['host'])
+                ->setArgument(3, $dsn['queries']['consumer_key']);
+            $container->setDefinition('Ovh\Api', $ovh);
+
+            $ovhSender = new Definition();
+            $ovhSender
+                ->setClass(OvhShortMessageSender::class)
+                ->setArgument(0, new Reference('Ovh\Api'))
+                ->setArgument(1, $dsn['queries']['service_name'])
+                ->setArgument(2, $dsn['queries']['sender'])
+                ->setArgument(3, new Reference(LoggerInterface::class))
+                ->setArgument(4, new Reference(PhoneNumberUtil::class));
+            $container->setDefinition(OvhShortMessageSender::class, $ovhSender);
+
+            $defaultTransporter = new Reference(OvhShortMessageSender::class);
+        } else {
+            throw new RuntimeException(sprintf('Cannot find a sender for this dsn: %s', $config['dsn']));
+        }
+
+        $container->getDefinition(ShortMessageTransporter::class)
+            ->setArgument(0, $defaultTransporter);
+    }
+}
diff --git a/src/Bundle/ChillMainBundle/DependencyInjection/Configuration.php b/src/Bundle/ChillMainBundle/DependencyInjection/Configuration.php
index a9b3ffec0..19b43de43 100644
--- a/src/Bundle/ChillMainBundle/DependencyInjection/Configuration.php
+++ b/src/Bundle/ChillMainBundle/DependencyInjection/Configuration.php
@@ -102,6 +102,14 @@ class Configuration implements ConfigurationInterface
             ->end()
             ->end()
             ->end()
+            ->arrayNode('short_messages')
+            ->canBeEnabled()
+            ->children()
+            ->scalarNode('dsn')->cannotBeEmpty()->defaultValue('null://null')
+            ->info('the dsn for sending short message. Example: ovh://applicationKey:secret@endpoint')
+            ->end()
+            ->end()
+            ->end() // end for 'short_messages'
             ->arrayNode('acl')
             ->addDefaultsIfNotSet()
             ->children()
diff --git a/src/Bundle/ChillMainBundle/Service/ShortMessage/NullShortMessageSender.php b/src/Bundle/ChillMainBundle/Service/ShortMessage/NullShortMessageSender.php
index 9e52766e3..2d5e3e7e2 100644
--- a/src/Bundle/ChillMainBundle/Service/ShortMessage/NullShortMessageSender.php
+++ b/src/Bundle/ChillMainBundle/Service/ShortMessage/NullShortMessageSender.php
@@ -1,5 +1,14 @@
 <?php
 
+/**
+ * Chill is a software for social workers
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types=1);
+
 namespace Chill\MainBundle\Service\ShortMessage;
 
 class NullShortMessageSender implements ShortMessageSenderInterface
diff --git a/src/Bundle/ChillMainBundle/Service/ShortMessage/ShortMessage.php b/src/Bundle/ChillMainBundle/Service/ShortMessage/ShortMessage.php
index d2fd59754..49332733c 100644
--- a/src/Bundle/ChillMainBundle/Service/ShortMessage/ShortMessage.php
+++ b/src/Bundle/ChillMainBundle/Service/ShortMessage/ShortMessage.php
@@ -19,10 +19,13 @@ class ShortMessage
 
     private PhoneNumber $phoneNumber;
 
-    public function __construct(string $content, PhoneNumber $phoneNumber)
+    private string $priority = 'low';
+
+    public function __construct(string $content, PhoneNumber $phoneNumber, string $priority = 'low')
     {
         $this->content = $content;
         $this->phoneNumber = $phoneNumber;
+        $this->priority = $priority;
     }
 
     public function getContent(): string
@@ -35,21 +38,29 @@ class ShortMessage
         return $this->phoneNumber;
     }
 
-    /**
-     * @param string $content
-     */
-    public function setContent(string $content): void
+    public function getPriority(): string
+    {
+        return $this->priority;
+    }
+
+    public function setContent(string $content): self
     {
         $this->content = $content;
+
+        return $this;
     }
 
-    /**
-     * @param PhoneNumber $phoneNumber
-     */
-    public function setPhoneNumber(PhoneNumber $phoneNumber): void
+    public function setPhoneNumber(PhoneNumber $phoneNumber): self
     {
         $this->phoneNumber = $phoneNumber;
+
+        return $this;
     }
 
+    public function setPriority(string $priority): self
+    {
+        $this->priority = $priority;
 
+        return $this;
+    }
 }
diff --git a/src/Bundle/ChillMainBundle/Service/ShortMessage/ShortMessageSenderInterface.php b/src/Bundle/ChillMainBundle/Service/ShortMessage/ShortMessageSenderInterface.php
index 91d534a83..fb52aac23 100644
--- a/src/Bundle/ChillMainBundle/Service/ShortMessage/ShortMessageSenderInterface.php
+++ b/src/Bundle/ChillMainBundle/Service/ShortMessage/ShortMessageSenderInterface.php
@@ -1,5 +1,14 @@
 <?php
 
+/**
+ * Chill is a software for social workers
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types=1);
+
 namespace Chill\MainBundle\Service\ShortMessage;
 
 interface ShortMessageSenderInterface
diff --git a/src/Bundle/ChillMainBundle/Service/ShortMessage/ShortMessageTransporter.php b/src/Bundle/ChillMainBundle/Service/ShortMessage/ShortMessageTransporter.php
new file mode 100644
index 000000000..693a08e5c
--- /dev/null
+++ b/src/Bundle/ChillMainBundle/Service/ShortMessage/ShortMessageTransporter.php
@@ -0,0 +1,28 @@
+<?php
+
+/**
+ * Chill is a software for social workers
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types=1);
+
+namespace Chill\MainBundle\Service\ShortMessage;
+
+class ShortMessageTransporter implements ShortMessageTransporterInterface
+{
+    private ShortMessageSenderInterface $sender;
+
+    public function __construct(
+        ShortMessageSenderInterface $sender // hint: must remain at place 0 for DI
+    ) {
+        $this->sender = $sender;
+    }
+
+    public function send(ShortMessage $shortMessage): void
+    {
+        $this->sender->send($shortMessage);
+    }
+}
diff --git a/src/Bundle/ChillMainBundle/Service/ShortMessage/ShortMessageTransporterInterface.php b/src/Bundle/ChillMainBundle/Service/ShortMessage/ShortMessageTransporterInterface.php
new file mode 100644
index 000000000..42142c7eb
--- /dev/null
+++ b/src/Bundle/ChillMainBundle/Service/ShortMessage/ShortMessageTransporterInterface.php
@@ -0,0 +1,17 @@
+<?php
+
+/**
+ * Chill is a software for social workers
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types=1);
+
+namespace Chill\MainBundle\Service\ShortMessage;
+
+interface ShortMessageTransporterInterface
+{
+    public function send(ShortMessage $shortMessage);
+}
diff --git a/src/Bundle/ChillMainBundle/Service/ShortMessageOvh/OvhShortMessageSender.php b/src/Bundle/ChillMainBundle/Service/ShortMessageOvh/OvhShortMessageSender.php
new file mode 100644
index 000000000..7b9df2309
--- /dev/null
+++ b/src/Bundle/ChillMainBundle/Service/ShortMessageOvh/OvhShortMessageSender.php
@@ -0,0 +1,71 @@
+<?php
+
+/**
+ * Chill is a software for social workers
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+declare(strict_types=1);
+
+namespace Chill\MainBundle\Service\ShortMessageOvh;
+
+use Chill\MainBundle\Service\ShortMessage\ShortMessage;
+use Chill\MainBundle\Service\ShortMessage\ShortMessageSenderInterface;
+use libphonenumber\PhoneNumberFormat;
+use libphonenumber\PhoneNumberUtil;
+use Ovh\Api;
+use Psr\Log\LoggerInterface;
+
+class OvhShortMessageSender implements ShortMessageSenderInterface
+{
+    private Api $api;
+
+    private LoggerInterface $logger;
+
+    private PhoneNumberUtil $phoneNumberUtil;
+
+    private string $sender;
+
+    private string $serviceName;
+
+    public function __construct(
+        Api $api, // for DI, must remains as first argument
+        string $serviceName, // for di, must remains as second argument
+        string $sender, // for DI, must remains as third argument
+        LoggerInterface $logger,
+        PhoneNumberUtil $phoneNumberUtil
+    ) {
+        $this->api = $api;
+        $this->serviceName = $serviceName;
+        $this->sender = $sender;
+        $this->logger = $logger;
+        $this->phoneNumberUtil = $phoneNumberUtil;
+    }
+
+    public function send(ShortMessage $shortMessage): void
+    {
+        $receiver = $this->phoneNumberUtil->format($shortMessage->getPhoneNumber(), PhoneNumberFormat::E164);
+
+        $response = $this->api->post(
+            strtr('/sms/{serviceName}/jobs', ['{serviceName}' => $this->serviceName]),
+            [
+                'message' => $shortMessage->getContent(),
+                'receivers' => [$receiver],
+                'sender' => $this->sender,
+                'noStopClause' => true,
+                'coding' => '7bit',
+                'charset' => 'UTF-8',
+                'priority' => $shortMessage->getPriority(),
+            ]
+        );
+
+        $improved = array_merge([
+            'validReceiversI' => implode(',', $response['validReceivers']),
+            'idsI' => implode(',', $response['ids']),
+        ], $response);
+
+        $this->logger->warning('[sms] a sms was sent', $improved);
+    }
+}