title: how I concat following two xpath and make a one xpath
body: <p>I have two xpath </p>
  
  <ol>
  <li><p>for select day: <code>.//*[@id='calendar']//*[contains(@class,'fc-first fc-last')]/td[4]</code></p></li>
  <li><p>for select time slot: <code>.//*[@id='calendar']//*[contains(@class,'fc-agenda-slots')]/tbody/tr[3]/td</code></p></li>
  </ol>
  
  <p>I need to concat both xpath and create a one and have to access a calendar slot with date &amp; time.</p>
  
  <p><a href="http://i.stack.imgur.com/mJZWK.jpg" rel="nofollow">enter image description here</a></p>
  
  <p>I have attached my code in image format.</p>