U: Hello, I'm looking for a train that departs from Cambridge and leaves after 21:45.

S: There are quite a few options open to you, is there a particular destination you have in mind?

U: I would like to go to broxbourne

S: There is no train leaving at 21:45, but there is train departing at 21:59  do you want that train?

U: Does the train leave on Friday?

S: I apologize. That train does not leave on Friday. For Friday, I have two trains. One departs at 22:01 and the other at 23:01. Does one of these work?

U: Yes, the 22:01. Book that for 2 people. I need the reference number too.

S: Your reservation is confirmed forTR9312 Leaving Cambridge at 22:01, arriving in Broxbourne at 23:01. Your reference number is 59C0U68K. Total fee is 35.79, which is payable at the station.

U: Great, thanks. Can you also provide me with some info on a restaurant called Travellers Rest?

S: Absolutely!  That is a British restaurant on the west side of town.  It is considered to be in the expensive price range.

U: Is there a nice outdoor dining area?
S: Travellers Rest offers outdoor seating, but there are no reviews discussing how enjoyable the space was. Do you have any other questions?