Domains: restaurant, taxi, hotel

user: Can you help me find a 4 star hotel to stay at?

assistant: Sure, do you prefer the west or the centre part of Cambridge?

user: I don't care about the area but I need it to be cheap with free wifi.

assistant: The cambridge belfry is available. Would you like me to book you a room?

user: Yes, please. I need four nights starting Sunday, for two people.

assistant: Done! Your reference number is CU4LPL6C . Do you need help with anything else?

user: I'm also looking for a place to eat in the city centre. maybe bistro food?

assistant: Sorry there are no restaurants in the centre of town serving bistro food.

user: Okay. What about one that serves seafood instead?

assistant: loch fyne is an expensive place that serves sea food. can we book?

user: Yes. Let's say 15:00 on the same day, with the same group of people.

assistant: Okay I have done that and their reference number is H2OPFSBQ .

user: Thanks, lastly, I need a taxi to take me to the restaurant from the hotel, I want to get there before the booked time.

assistant: Your taxi will be a red audi. Should you need to contact them, the number is 07971260313.

user: Thank you, have a nice day.

assistant: You're welcome. And thank you, you, too!