answer: #Person1# sees Mr. Martin off at the airport. Mr. Martin thanks for #Person1#'s help in the past days.
documents: #Person1#: Mr. Martin, we're on arrival.
  #Person2#: It's nice of you to see my off at the airport. Thank you very much.
  #Person1#: We'll miss you. I hope we'll keep in touch.
  #Person2#: Sure. You've given a great help to me in the past days.
  #Person1#: It's my pleasure. We hope you'll visit Beijing again.
  #Person2#: Certainly. I'll be glad to.
  #Person1#: It's almost time to get aboard.
  #Person2#: Yes, we should go. Thank you very much. Goodbye!
  #Person1#: Bye bye! Have a pleasant journey!