answer: #Person2# is happy and #Person2# tells #Person1# about #Person2#'s new car.
documents: #Person1#: You look happy. 
  #Person2#: I am happy. I just bought a new car. 
  #Person1#: Wow! Is it a good car? 
  #Person2#: It's a great car. It's very comfortable and it goes really fast. 
  #Person1#: Was it expensive? 
  #Person2#: Yes, very expensive.
  #Person1#: What colour is it? 
  #Person2#: It's red and black.