U: I'm looking for a place to stay on the east side with 4 stars.

S: The a and b guest house is a 4-star rated guesthouse in the east with a moderate price range. Would you like to make a booking?

U: Does it include free wifi?

S: Yes it does have free internet. Would you like me to book it for you?

U: Yes, can you book it for 6 people? We will arrive on Friday and stay for 2 nights.

S: I apologize the booking was unsuccessful.  Would you be interested in another hotel?

U: Can you check for a different hotel in the same pricerange?

S: I am sorry there are no others in that price range in any area,would you like to change the star rating to check for others?

U: It does not need to be a guesthouse. Can't you find anything that is east, 4 star with free wifi. That is all I require. Please, its important.

S: I have the carolina bed and breakfast or warkworth house.  Would you like me to try one of those?

U: Yes, one of those will be fine.

S: Your booking at carolina bed and breakfast was successful. Your reference number is PGLREGJ8.

U: Will I get a relaxing bed and mattress here?
S: The Carolina Bed and Breakfast has two positive reviews about their beds, and two negative ones. I can't be certain you will like them.