U: I am looking for a hotel in Cambridge that has free parking and is in the expensive price range.

S: I found five expensive hotels with free parking.  What part of town are you wanting to stay in?

U: Are any of them guest Houses?

S: I would like a guesthouse with free parking.  Do any of those 5 fit that?

U: I am looking for a guesthouse in the expensive price range with free parking.

S: I'm sorry, there are no expensive guesthouses with free parking.  Would you like to change one of your parameters and search for a moderate guesthouse?

U: How about a moderate price range?

S: I have the Archway house, it is a guesthouse in the moderate price range and has free parking.

U: What is the full phone number and area code of the Archway house?  Also, is there a persian restaurant near the centre of the location?

S: The phone number is 01223575314. What price range would you like the persian restaurant to be?

U: Also expensive. May I have the post code and area of the Archway house as well?

S: The Archway house is in the north area and the postcode is  cb43pe.

U: Thank you. Did you locate a persian restaurant?

S: There are no persian restaurants. Would you like to try something else?

U: Somewhere that serves international food please.

S: Sure I have three restaurants to choose from. Do you have a price range preference?

U: Yes, it should also be moderate priced.

S: I have found 2 restaurants, The Varsity or Bloomsbury. Which one would you prefer.

U: Which of these are in nice locations?
S: Opinions of the Varsity Restaurant's location range from mediocre to prime, while the area of the Bloomsbury Restaurant is enjoyed by all.