answer: #Person1#'ll go to Tasha by plane on the holiday. #Person2# hasn't decided to go to Shanghai or Hainan.
documents: #Person1#: The May Day holiday is coming. Have you made any plan? Are you going to stay here or go out for a traveling?
  #Person2#: I haven't decided yet. But I may go out.
  #Person1#: Where have you planned to go?
  #Person2#: I want to go to Shanghai, but I also want to visit Hainan.
  #Person1#: Then which will be your first choice?
  #Person2#: I don't know. How about you? are you staying here or somewhere.
  #Person1#: I have decided to go to Tasha.
  #Person2#: By train or by plane?
  #Person1#: By plane.