answer: #Person1# helps Via Kiang book a single economy flight ticket to Shanghai.
documents: #Person1#: Onxiu Travel Agency, may I help you?
  #Person2#: Yes. I'd like to make a plane reservation to Shanghai, China.
  #Person1#: Your name, please?
  #Person2#: Via Kiang. I'd like to leave on May 5th.
  #Person1#: Let me see what's available. Yes, Air China has a flight on May 5th at nine fifteen in the morning.
  #Person2#: Well, I need an economy ticket.
  #Person1#: Single ticket or return ticket?
  #Person2#: Single. What's the fare, PLS?
  #Person1#: Economy fare for single ticket from Beijing to Shanghai is 500 yuan.
  #Person2#: I see. Is my ticket confirmed then?
  #Person1#: Yes, your seat is confirmed on that flight. Pls arrive at the airport one hour before departure.
  #Person2#: Thank you.