answer: #Person1# reserved a table in the non-smoking area but got one in the smoking area, so #Person1# wants a change. #Person2# feels sorry and arranges a non-smoking one by the window.
documents: #Person1#: Excuse me. If it is possible, I would like to change a table.
  #Person2#: Sure, but could you tell me why?
  #Person1#: What I reserved was a table in the non-smoking area. But you see, after I sit here, I find so many people are smoking.
  #Person2#: I am sorry but this is the smoking area. We must have made a terrible mistake. We are very sorry, but now I will go to check if there are any tables available in the non-smoking area.
  #Person1#: Great.
  #Person2#: Sir, here are tables available in the non-smoking area. Do you want to sit by the window or by the aisle?
  #Person1#: From the window I can see the beautiful view of the Pearl River. I prefer that.
  #Person2#: Fine. Please take a seat. Now, are you ready to order?