U: I would like to find a train that leaves on Friday and arrives by 19:30.

S: What location will you be departing from and what location will you be arriving at?

U: I need to go from broxbourne to cambridge by 19:30.

S: TR4322 will depart broxbourne at 17:32 and arrive in cambridge at 18:32. Would you like tickets for that train?

U: Can you give me the price and travel time on that?

S: The price is 17.90 and the travel time is 90 minutes

U: I also need a suggestion for a cheap restaurant in the centre of town.

S: There are several cheap restaurants what type of food do you prefer?

U: Can you give me the reference number for the train?  I would like cheap italian food in the center.

S: How many passengers should I book on the train? There are three cheap Italian places. I could suggest Zizzi Cambridge. Would you like to book a table?

U: Can you tell me if they have great service there?
S: The reviews about the service at Zizzi Cambridge are mixed. While some say the service is very friendly and fun, there are some that complained of inattentive and uninterested servers. Would you like to know more about Zizzi?