I need a place to stay with 4 stars. What area are you looking to stay in? I'm looking to stay in the north please. We have eight 4 star guesthouses on the north side. Do you have a specific price range or do you need certain amenities? any can do as long it has a moderate price range Okay I could recommend the Acorn Guest House that is moderately priced and rated 4 stars. Would you like a booking? Sounds good. I need it for 3 nights starting Friday. There are 6 of us. I have successfully booked you at the acorn guest house for 3 nights starting on Friday. Your reference number is Z6DIM0YM . Is there anything else I can help with? I'm looking for a train going to Cambridge on Friday. Where will you be departing from? I have a number of trains to choose from. What time would you like to leave? I will be departing from Norwich and should arrive by 16:30. TR4828 departs at 14:16 and arrives by 15:35. Would you like a ticket? how much will that train cost me? It costs 17.60 pounds per ticket. Would you like to book this?