U: I'm looking for cheap places to eat in the centre of the city.

S: Okay, there are fifteen restaurants in that area within the cheap price range. Do you have a preference on the cuisine that is served?

U: Not really.  Which is your favorite?

S: Chinese would be a good choice. Would you like me to book one for you?

U: Yes, for 6 people, 12:15 on Wednesday. Reference number please.

S: I'll book you at Charlie Chan. In my opinion, its the best! Your booking was successful. The table will be reserved for 15 minutes.
Reference number is : W3TZFF5S.

U: Do you know if they area known for having a good atmosphere?
S: The Charlie Chan restaurant is known more for their food than their atmosphere which is rated lower than other places. Would you like me to find another Chinese restaurant for you?