U: Hello I'm looking for the shanghai family restaurant.

S: Yes I got it, what can I do for you sir?

U: Can you tell me the postcode?

S: The postcode is cb11dg.

U: Great I am also looking for a hotel with a 2 star rating that has free parking.

S: Do you have a preference for the hotel's area or price range?

U: The area doesn't really matter, but I would like something cheap.

S: I'm sorry, but I don't have any hotels that match that criteria. Would you like to change your requirements?

U: Can you find me a 4 star hotel?

S: I have at least 8 hotels that might suit you. They all have internet, a 4 star rating and are in the cheap price range. Do you have a preference for what part of town you stay in?

U: Yes I would like to stay on the east side of town.

S: I have both the Autumn House and the Allenbell. They are both guesthouses on the east side of town with a 4 star rating. Should i book one for you?

U: Does this hotel clean their rooms well?
S: Yes the Autumn House and the Allenbell do provide a very clean room for their guests to make their stay more enjoyable.