U: i am looking for a place to stay. The hotel should be in the type of hotel and should have a star of 4.

S: You have three options: The Cambridge Belfry, which is inexpensive, the Huntingdon Marriott, which is expensive, both in the west, or University Arms, an expensive hotel in the centre.

U: do any of them have free wifi ?

S: All three of them offer both free parking and free wifi. Did you prefer the west or centre?

U: Do the rooms have safety deposit boxes?

S: Yes, the rooms do have safety deposit boxes. Anything else I can do for you?

U: I really don't care you choose

S: I recommend the University Arms Hotel, on Regent Street in the city centre.  Would you like me to book it for you?

U: Could you first tell me whether I'll be able to get an extra bed in my room at the University Arms Hotel?

S: You can get an extra bed at this hotel. Would you like to book this room?

U: Could I have the  area and postcode.

S: As I said, University Arms Hotel is in the centre. It's postcode is cb21ad. Would you like a room?

U: Does this hotel offer WiFi for guests?
S: There is WiFi for guests though it's not clear if it is free or not. One past guest said that it was slow and did not work well.