answer: #Person1# tells #Person2# how to take the local train to get to Wall Street.
documents: #Person1#: Can I help you?
  #Person2#: Is this the right subway to the Wall Street?
  #Person1#: Yes, it is.
  #Person2#: Could you tell me shall I take the express or local train?
  #Person1#: Sure. The local train. It stops at every station.
  #Person2#: Which of them is the local train, please?
  #Person1#: You take the D train on the downtown platform, and go three stops.
  #Person2#: How much is the fare?
  #Person1#: One dollar and twenty cents. You give me the money and I'll exchange it for a token.
  #Person2#: What should I do with the token?
  #Person1#: You put it in the slot at the turnstile and then push the turnstile to get into the platform.