U: I am looking for an expensive place to dine which serves indian food.

S: Several restaurants fit your criteria. Do you prefer a specific area?

U: Yes, I am looking to stay in the centre of town.

S: The top 3 places serving indian cuisine are curry garden, the golden curry, and saffron brasserie. Would you like more options?

U: I need one of them to have a outdoor dining area please.
S: All three restaurants have a nice outdoor area for dining. Do you have any other questions to help narrow down your options?