Return the flight fares if there are no subfleet fares #488 (#489)

* Return the flight fares if there are no subfleet fares #488

* Formatting

* Formatting

app/Http/Middleware/MeasureExecutionTime.php

@@ -25,8 +25,8 @@ class MeasureExecutionTime implements Middleware
         // I assume you're using valid json in your responses
         // Then I manipulate them below
         $content = json_decode($response->getContent(), true) + [
-                'execution_time' => $executionTime,
-            ];
+            'execution_time' => $executionTime,
+        ];
 
         // Change the content of your response
         $response->setData($content);