answer: #Person1# asks Tom to meet #Person1#'s sister at the airport tomorrow at 7:30 and describes how she looks like.
documents: #Person1#: Hello, Tom. I'm afraid I need your help.
  #Person2#: Sure, what's the matter?
  #Person1#: My sister Mary is coming to see me tomorrow morning, but I forgot that I've got 2 lessons. Could you meet her for me please?
  #Person2#: No problem, but I've never seen your sister before.
  #Person1#: She is a medium bill with long brown hair.
  #Person2#: OK, let me write down. What does she wear?
  #Person1#: She wears a blue shirt and a pair of jeans.
  #Person2#: When is she arriving?
  #Person1#: Her plane arrives at 7:30.
  #Person2#: Oh, I see. I think I can do it well.