U: I'm looking to book a train that will depart out of Cambridge.  Can you give me information about trains that leave Cambridge and arrive in Norwich?

S: Of course. There is a train leaving Friday at 5:36. Would you like me to book it for you?

U: What time does it arrive?

S: It arrives by 06:55 would that be okay to book for you?

U: No I need one that arrives at 16:15.

S: I'm afraid 06:55 is the earliest I could find.

U: What?  16:15 is later that 6:55.  Are you saying you have nothing arriving in almost 10 hours after 6:55?

S: TR2534 arrives that time. can i book for you?

U: TR2534 arrives at what time?

S: Sorry, there was a miscommunication earlier. TR8314 is your best bet. It will arrive in Norwich at 15:55 on Friday.

U: Yes I would like this train booked. I need ticket for 4 people. I also need the reference number please.

S: Okay, your booking was successful. The total fee due at the station is 70.4 GBP. The reference number is 8RU6MZ5J.

U: Okay thanks. Can you also help me find somewhere to stay? I'd like a guesthouse in the north preferably with a 3 star rating.

S: I have 3 star guesthouses in the north. One has free wifi and parking while the other has neither. Which one would you prefer?

U: The one with wifi will work. I need to book it for Friday, 5 nights, 4 people.

S: No problem.  I have the rooms booked for you.  What else can I do?

U: Reference number please, come on, this is taking too long.  And I didn't even get the hotel name from you, is there a manager?

S: I apologize. You're booked at the Hamilton Lodge and your Reference number is : UC7W5EFU. Can I assist you with anything else?

U: How's the housekeeping staff at the Hamilton Lodge?
S: Previous guests have mentioned that the housekeeping staff at the Hamilton Lodge are efficient and provide clean rooms for clients.