U: I would like an expensive restaurant that serves afghan food

S: It does not appear there are any restaurants serving afghan food

U: How about asian oriental food?

S: Kymmoy is in centre, and Saigon City is in north.  Would you like more information on one of those?

U: Do they have various beer options?
S: Those that have previously dined at the Kymmoy restaurant regard the selection of beer provided to be superb.