answer: #Person1# wants a medium pizza, then #Person1# orders a large one when #Person2# tells there is a two-for-one special on large pizzas.
documents: #Person1#: Good evening, Pizza House. This is Marty speaking. May I take your order?
  #Person2#: Um yes. I'd like a medium pizza with pepperoni, olives, and extra cheese.
  #Person1#: We have a two-for-one special on large pizzas. Would you like a large pizza instead?
  #Person2#: Sure, that sounds good.
  #Person1#: Great! Would you like your second pizza to be the same as the first?
  #Person2#: No, make the second one with ham, pineapple and green peppers. Oh, and make it thin crust.
  #Person1#: Okay, thin crust. Your total is $ 21. 50 and yourorder will arrive in thirty minutes or it ' s free!
  #Person2#: Perfect. Thank you. Bye..
  #Person1#: wait! ! I need your address!