I'm looking for a train departing from london liverpool street leaving on thursday.
There are 10 trains leaving fro Liverpool Street on Thursday. Did you have a departure time in mind? 
Yes, I don't want to leave for Cambridge until 15:00 at the earliest.
Okay, the TR8944 leaves at 15:39 and arrives by 17:07. Would you like me to book tickets for you?
Yes, for 6 people.
Okay I have booked you and your reference number is WLUOQKEV.
Thank you. I also need a hotel in the south.
What price range are you interested in?
No price range but I do want a 4 start.
rosa's bed and breakfast is in the cheap price range 
That sounds great. I'll need a reservation for 6 people for 4 nights on Thursday. 
I've gone ahead and booked that for you. Your Reference number is : EUZ34KY9. Is there anything else I can assist you with today?
No, that takes care of everything I need. Thanks!
Do you need a taxi?
I don't need a taxi, thanks for asking
then thanks for inquiring with us.
Goodbye, and thanks again.
Sure thing.  Thanks for letting us help you today!