answer: #Person1# asks #Person2#'s attitude towards the rail service. #Person2# thinks the service is good but isn't cheap, and usually has to stand.
documents: #Person1#: Excuse me, sir. Could you spare a minute? 
  #Person2#: Uh, yes. 
  #Person1#: Do you go to work by train every day? 
  #Person2#: Yes. I commute five days a week by train. 
  #Person1#: And would you mind telling us what you think of the rail service? 
  #Person2#: It's really very good. 
  #Person1#: Why do you say that? 
  #Person2#: Well, trains are frequent and come on time. 
  #Person1#: Which train do you catch in the evening? 
  #Person2#: I usually take the 5 thirty home. 
  #Person1#: And can you get a seat? 
  #Person2#: No, I usually have to stand. 
  #Person1#: Would you agree that the service is fast? 
  #Person2#: Yes, it's reasonably fast but it certainly isn't cheap. Fares have gone up25%.