answer: #Person2# pays for his dinner and gives #Person1# some tips.
documents: #Person1#: Have you finished?
  #Person2#: Yes, but dinner was excellent
  #Person1#: Would you like some of coffee?
  #Person2#: No, thank you. Check please.
  #Person1#: Yes sir, one moment please. here is the check.
  #Person2#: Here is the two dollars, will you bring me the receipt?
  #Person1#: Here is the change.
  #Person2#: Please keep the change.
  #Person1#: Thank you very much sir.