answer: #Person2# wants to make a flight reservation. #Person1# tells #Person2# there's no need.
documents: #Person1#: Good morning, Japan Airline domestic reservations. Can I help you?
  #Person2#: Yes. I Would like make a reservation to Huston for tomorrow.
  #Person1#: The flight to Huston takes off daily every two hours from 6:00 to 11:00 pm. So you don't need a reservation. Seats are available on a'first come, first served'basis.
  #Person2#: Oh, that's quite convenient. Thank you.