answer: #Person1# wants to go to Cambridge by train. #Person2# gives #Person1# information and shows #Person1# the way.
documents: #Person1#: Excuse me, I need to get to Cambridge today.
  #Person2#: Would you like to go by train or by bus?
  #Person1#: I am not sure, which one is better?
  #Person2#: The bus is cheaper but also slower. It will take about two-and-a-half hours.
  #Person1#: And how long does the train take?
  #Person2#: If you take the fast train, it will take about 50 minutes.
  #Person1#: Where do I catch the train?
  #Person2#: The trains for Cambridge leave from King's Cross Station. They run approximately every half hour. Most trains to Cambridge go from Platform 9.
  #Person1#: How do I get to King's Cross?
  #Person2#: The best way is to take an underground tube train directly to King's Cross. The Underground station is just round the corner from here.
  #Person1#: Can you show me on the map?
  #Person2#: It is very easy. Just turn right when you leave and then turn right again at the first crossroads. The entrance to the Underground station is about 50 meters further on.
  #Person1#: Thank you very much.
  #Person2#: You're welcome.