Domains: restaurant, train

user: Are there trains leaving Cambridge after 18:15?

assistant: Yes. Can you help me narrow down the choices with a day to leave and destination?

user: I'm looking for one that goes to Stevenage on Saturday.

assistant: I have a train leaving at 19:21 and arriving at 20:10, if that works.

user: Yes, can you book three tickets on it, please?

assistant: Booking was successful, the total fee is 30.72 GBP payable at the station . Reference number is : S74F7IZS .

user: Great! Can you help me find a cheap restaurant that serves the americas food?

assistant: I do not show any restaurants that fit that criteria. Do you have any other preferences?

user: I just need something with American food.

assistant: I have found Gourmet Burger Kitchen, they serve north American food, although they are expensive. Would you be interested in booking here?

user: No thank you, I am just gathering information for now

assistant: Is there anything else I can help you with today?

user: Can I have the address for the restaurant.

assistant: Absolutely! The Gourmet Burger Kitchen is located on Regent Street. Would you like the phone number? Or anything else?

user: If there's no cheap American food restaurant, can you recommend a cheap restaurant that serves Chinese food?

assistant: Certainly, there's Charlie Chan in the centre area that serves cheap Chinese food. Would you like more information or to book it?