U: I am looking for an expensive restaurant in the east part of town.

S: I have found several. Would you like British, Indian, gastropub, or Chinese?

U: Is there anything else?

S: There are no other types of expensive restaurants in the east, would you like to try another area?

U: No, that's okay. What Chinese restaurants are there on the east side?

S: yu garden is on the east side, would you like the phone number?

U: Is there another chinese restaurant in the east?

S: Yu Garden is the only Chinese restaurant on the east side of town in the expensive price range.

U: Does Yu Garden have free wifi for diners?

S: Yu Garden does not offer free WiFi. Can I help with anything else?

U: Does the Yu Garden serve alcohol?
S: Yes, Yu Garden offers a variety of alcoholic beverages. Do you have any other questions that I can help you with at this time?