answer: #Person1# buys a pound of roast beef and 2 pounds of chicken breast with #Person2#'s assistance.
documents: #Person1#: I'd like to buy some meat.
  #Person2#: What kind would you like today?
  #Person1#: I'd like a pound of roast beef. That's my son's favorite sandwich meat.
  #Person2#: Really? My daughter likes it, too. OK, that's going to be $5.50.
  #Person1#: Perfect.
  #Person2#: Anything else? Perhaps some pork?
  #Person1#: No, but I do need 3 pounds of chicken breast. My husband wants it for the soup he likes to make.
  #Person2#: That costs $4.00 a pound.
  #Person1#: Oh, that's expensive. I think he can make the soup with 2 pounds of chicken. I'll make some salad tonight. So we won't need so much food.