U: I'm looking for an expensive restaurant.

S: Okay and what type of food would you like to eat?

U: I want Portuguese food.

S: I can look that up for you. What area should the restaurant be in?

U: In the East please.

S: I don't see any restaurants matching that criteria. Do you have another preference?

U: How about Indian food?

S: I would suggest sitar tandoori.

U: Are there vegetarian options available there?

S: Vegetarian options are not available at The Sitar Tandoori. Is there anything else I can help you with today?

U: Does this restaurant serve alcohol?
S: Yes, Sitar Tandoori offers a full menu of alcoholic drinks for their customers' enjoyment. Would you be interested in making a reservation?