answer: #Person2# suggests #Person1# that the best way to see the city is taking a sightseeing bus.
documents: #Person1#: Can you tell me the best way to see the city?
  #Person2#: Sure, I advise the sightseeing buses.
  #Person1#: Travel by the buses? That sounds interesting.
  #Person2#: Yes of course. You can see the whole city on the bus. It's cheap as well as efficient.
  #Person1#: Oh, there comes the bus.