answer: #Person2# is looking for a coat for his daughter. #Person1#'s shop doesn't have a satisfying one.
documents: #Person1#: May I help you, sir?
  #Person2#: Yes. I'm looking for a coat for my daughter.
  #Person1#: These coats are for boys. This way, please.
  #Person2#: Well, that yellow coat is nice. May I have a look at it?
  #Person1#: Sure, here you are.
  #Person2#: How much is it?
  #Person1#: 150 yuan.
  #Person2#: That's a bit expensive. Do you have a cheaper one?
  #Person1#: The blue one is cheaper. It's 80 yuan.
  #Person2#: But my daughter doesn't like this color. She likes red best. I'll go to another shop to have a look.