answer: #Person1# buys a dozen red roses as #Person1#'s wife's birthday from #Person2#.
documents: #Person1#: I need some flowers for my wife. It's her birthday. 
  #Person2#: Very well. We have some fresh red roses. 
  #Person1#: How much are the roses? 
  #Person2#: $20 per dozen. 
  #Person1#: That sounds like a good deal. 
  #Person2#: Yes, they're on sale today. 
  #Person1#: I'll take a dozen. 
  #Person2#: Splendid. Will there be anything else? 
  #Person1#: No, the roses will be fine. 
  #Person2#: I'm sure your wife will love them.