U: I am looking for a restaurant. The restaurant should be in the centre and should serve persian food

S: I am sorry. There are no person food eateries in the centre. Would you like to find a different type of food?

U: Yes, I am looking for a moderate price range.

S: I'm sorry, we have no persian restaurants in the centre.

U: What about modern european foods?

S: Riverside brasserie looks good. Would you like a reservation?

U: Do you know if it has a good portion of foods?
S: Customers have varying viewpoints on the portion size at the Riverside Brasserie, from small to generous.