U: I would like to find a cheap African restaurant in the area.

S: I was unable to find any cheap african places.

U: What cheap restaurants are in the centre?

S: We have fifteen cheap restaurants in the center, with cuisines ranging from asian oriental to mediterranean and modern european.

U: How about Spanish food. Do you have a restaurant serving that?

S: La Raza is a spanish restaurant in that price range, shall I book a table for you?

U: Is there a good selection of nonalcoholic drinks on La Raza's menu?
S: Yes, guests that have visited the La Raza restaurant all were impressed by the diverse offerings of non-alcoholic drinks.