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: Does that mean that the hotel will not charge me if I use the WiFi?
S: That's right! The WiFi is free for all guests at The Acorn Guest House. Would you like to make a reservation for a room?