answer: #Person1# wants to fly to New York. #Person2# tells #Person1# the next plane will take off at 11:00. #Person1# wants 3 return tickets for $800 each.
documents: #Person1#: Excuse me, Miss, is there a plane to New York?
  #Person2#: Uh, let me see. One just left half an hour ago and the next one will be in 2 hours.
  #Person1#: You mean it will take off at 11:00 o'clock. Am I right?
  #Person2#: Yes, you are right. It will stop at Washington for 10 minutes. Do you want to buy your ticket now?
  #Person1#: Oh, yes. How much?
  #Person2#: $500 each, single. And a return ticket is $800.
  #Person1#: OK. Give me 3 return tickets.
  #Person2#: Good. One moment, please.