U: I need an expensive restaurant

S: What kind of food are you interested in?

U: I would like Vietnamese food

S: No restaurants matching your queries have been found. Would you like to search for another food type?

U: Is there any restaurants severing North American food.

S: Gourmet Burger Kitchen is an expensive restaurant that serves North American food.

U: I want a place in a nice location...how is the Gourmet Burger Kitchen's?
S: People are very happy with the location, since it is just outside of town on route 15, and is by the blue ridge parkway.