answer: #Person1# books a return flight ticket for New York with #Person2#'s assistance.
documents: #Person1#: I'd like to book a flight ticket for New York, please.
  #Person2#: New York. When?
  #Person1#: Next Friday, September 5th.
  #Person2#: All right. Do you want a single ticket or a return one?
  #Person1#: A return one, please.
  #Person2#: Would you like to leave it open?
  #Person1#: Yes, please. How much is it?
  #Person2#: $4,956.
  #Person1#: Here is the money.
  #Person2#: Here is the ticket, thanks.