answer: Peter calls to change the check-out date. #Person1# then recommends a limousine service and Peter gladly accepts.
documents: #Person1#: Good morning, room reservations. Can I help you?
  #Person2#: Yes, my name is Peter. I have made a reservation for a single room from June 18th to June 21st. I'd like to make some changes. The reservation should only be to June 20th.
  #Person1#: A single room from June 18th to 20th. Is that correct?
  #Person2#: Yes.
  #Person1#: OK. Do you need a limousine service?
  #Person2#: That's exactly what I want. How much does it charge?
  #Person1#: A hundred and eighty yuan for one way. We have a counter at the airport where our representative will lead you to the car.
  #Person2#: It sounds good. I'll take that.
  #Person1#: Thank you, sir. We look forward to serving you.