U: I'm looking for a train departing from Stantsted Airport going to Cambridge.

S: I found 133 train trips, do you have a date and time you would like to travel?

U: I want to leave on wednesday and arrive by 10:15.

S: There are 5 trains arriving by 10:15, would you like to book one leaving at 8:24 and arriving at 8:52?

U: Yes, that will be good!  I need eight tickets, please.

S: You now have 8 tickets on the TR7667. Your reference number is A1S8REZC and your total will be 80.8 GBP, payable at the station. Is there anything else I can do for you today?

U: Can you also give me some information on the Leverton House hotel?

S: I certainly can. What would you like to know about the Leverton House?

U: Do they have big rooms?
S: Yes, Leverton House offers spacious rooms for its guests. Would you like me to make you a reservation?