Minor reword

Author: javiereguiluz

routing.rst

@@ -378,16 +378,9 @@ You can also use these functions:
 
 ``service(string $alias)``
     Returns a routing condition service.
-    You'll have to add the ``#[AsRoutingConditionService]`` attribute or ``routing.condition_service``
-    tag to your service if you want to use it in the condition::
-    
-    
-        // Controller (using an alias):
-        #[Route(condition: "service('route_checker').check(request)")]
-        // Or without alias:
-        #[Route(condition: "service('Ap\\\Service\\\RouteChecker').check(request)")]
-    
-    .. code-block:: php
+
+    First, add the ``#[AsRoutingConditionService]`` attribute or ``routing.condition_service``
+    tag to the services that you want to use in route conditions::
 
         use Symfony\Bundle\FrameworkBundle\Routing\Attribute\AsRoutingConditionService;
         use Symfony\Component\HttpFoundation\Request;
@@ -401,6 +394,13 @@ You can also use these functions:
             }
         }
 
+    Then, use the ``service()`` function to refer to that service inside conditions::
+
+        // Controller (using an alias):
+        #[Route(condition: "service('route_checker').check(request)")]
+        // Or without alias:
+        #[Route(condition: "service('Ap\\\Service\\\RouteChecker').check(request)")]
+
 .. versionadded:: 6.1
 
     The ``service(string $alias)`` function and ``#[AsRoutingConditionService]``