smssender-bundle/Resources/config/services.xml

<?xml version="1.0" encoding="UTF-8"?>

<container xmlns="http://symfony.com/schema/dic/services"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://symfony.com/schema/dic/services http://symfony.com/schema/dic/services/services-1.0.xsd">

    <parameters>
        <parameter key="gergely_polonkai_sms_sender.sender.class">GergelyPolonkai\SmsSenderBundle\Service\Sender</parameter>
        <parameter key="gergely_polonkai_sms_sender.ovhSoapSender.class">GergelyPolonkai\SmsSenderBundle\Service\OvhSoapSender</parameter>
    </parameters>

    <services>
        <service id="gergely_polonkai_sms_sender.sender" class="%gergely_polonkai_sms_sender.sender.class%">
            <argument type="service" id="service_container" />
        </service>
        <service id="gergely_polonkai_sms_sender.ovhSoapSender" class="%gergely_polonkai_sms_sender.ovhSoapSender.class%">
            <argument type="service" id="service_container" />
        </service>
    </services>
</container>