title: Laravel Carbon format date
body: <p>I am posting via ajax a date from my form which is in the format.</p>
  
  <p>27/07/2016</p>
  
  <p>When it hits my controller I convert the format to Y-m-d as It is store in my database like that.</p>
  
  <p>However I'm getting the following error:</p>
  
  <blockquote>
    <p>DateTime::__construct(): Failed to parse time string (27/07/2016) at
    position 0 (2): Unexpected character</p>
  </blockquote>
  
  <p><strong>My controller</strong></p>
  
  <pre><code>public function call(Request $request)
      {              
          return Company-&gt;expenses()-&gt;where('date_expense', Carbon::parse($request-&gt;start)-&gt;format('Y-m-d'))-&gt;get();
      }
  </code></pre>
  
  <p>On my expenses model I have the following defined as dates:</p>
  
  <pre><code>protected $dates = ['date_expense'];
  </code></pre>