U: I am looking for a caribbean restaurant in the centre of the city.

S: Regretfully, there are no caribbean restaurants in the centre. Would you like to try something else?

U: Are there any caribbean restaurants in any other part of town?

S: I am sorry there are none in any area of town,is there another type of food you would be interested in?

U: Sure, a turkish restaurant in the moderate price range would be great.

S: I have 2 turkish restaurants in the centre. The anatolia or efes restaurant are both moderate. Would you like me to book one for you?

U: Yes, book me The Anatolia for 8 people at 12:00 on Friday.

S: I'm sorry, there are no available seats at that time. Would you like to try Efes restaurant?

U: Do they offer various non-alcoholic drink options?
S: Yes, one reviewer mentioned their satisfication with the tons of non-alcoholic drink options offered. Would you like me to book a table at Efes Restaurant for you?