answer: Bill Martin wants to cancel the reservation for the party tonight and asks for a refund on the cancellation.
documents: #Person1#: Hello, my name is Bill Martin and we have a reservation for party tonight.
  #Person2#: Yes, what can I do for you?
  #Person1#: I need to cancel that. We have had a last minute change of plans.
  #Person2#: I see. Would you like me to reschedule you for another night?
  #Person1#: OK, we will let you know as early as possible. By the way, will we be able to get a refund on this cancellation?
  #Person2#: Certainly.
  #Person1#: Thank you very much.
  #Person2#: That's all right. I hope we can help you at some other time. Good-bye.
  #Person1#: Good-bye.