answer: #Person1# wants to buy a ticket for the next flight to Berlin. #Person2# tells #Person1# to get it from the machine.
documents: #Person1#: Excuse me, but could you tell me when the plane for Berlin leaves?
  #Person2#: In 40 minutes, at eleven o'clock. The plane for Berlin leaves every two hours.
  #Person1#: How much is a second class ticket, please?
  #Person2#: We have only first class tickets left. It is $ 350 one way.
  #Person1#: OK. I'd like one for the next flight.
  #Person2#: I'm sorry, but I don't sell tickets. You can get one from the machine over there.
  #Person1#: All right. By the way, what's the gate number?
  #Person2#: Four. Down the hall and to the left.
  #Person1#: Thanks a lot.