U: I would like a traditional food restaurant.

S: What price range do you have in mind?

U: I don't care.

S: No matching records were found. Can you be more specific?

U: How about vietnamese food?

S: Thanh Binh serves Vietnamese food and is located in the west part of town.  Would you like more info on it?

U: Do they have nice outdoor seating available?
S: I'm sorry, Thanh Binh does not have an outdoor dining area. Would you like me to find a place that does?