U: Yes, I'm visiting Cambridge and want to know about Cambridge Artworks in town?

S: It is a museum in the eas part of town on 5 greens road, is there more you would like to know?

U: Can I please have the phone number?

S: Certainly.  The phone number is 01223902168.

U: I need a 4-star place to stay in the north part of town.

S: Do you have a preference for parking/wifi/price range?

U: No, I don't really have a reference for any of those, I don't even need internet.

S: The Acorn Guest House, on 154 chesterton road is available, shall I book it for you?

U: Does it have free wifi?

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

U: Yes, book it for 4 people and 5 nights starting wednesday.

S: I'm sorry but the booking was unsuccessful. Would you like to try for another day or, perhaps, a shorter stay?

U: How about 4 nights?

S: That is available. Reference number is : O0JPM8F0.

U: Wi-Fi password?
S: Sorry I am not sure what you are asking. But the Acorn Guest House offers free wifi for all guest. It is super fast.