answer: #Person1# and Mary are planning for Mary's mom's fiftieth birthday. They'll buy her a beautiful skirt, and prepare a big cake and a Chinese dinner.
documents: #Person1#: Mary, tomorrow is your mom's fiftieth birthday. Do you know?
  #Person2#: Of course I do. How shall we celebrate it?
  #Person1#: First of all a birthday present. What about buying her a beautiful skirt?
  #Person2#: That's a good idea. It would make her look younger. And a big birthday cake too, with fifty candles.
  #Person1#: That's right. Shall we have a special dinner?
  #Person2#: How about a Chinese dinner?
  #Person1#: Fine. Where should we have it?
  #Person2#: We can have it at home. I've learned to cook a few dishes from a Chinese friend. I'm sure Mom would like them.
  #Person1#: All right. Are you going to do the shopping as well?
  #Person2#: Why don't we go together, Dad?
  #Person1#: OK. When?
  #Person2#: How about this afternoon?