Can you help me find a nice 4 star hotel?
I would love to! Do you have a price range in mind?
Yes, I do. I would like a hotel that is expensive in price. 
I have two hotels available one in the west and one in the centre. Do you have a preference?
The one in the centre would be ideal. There will be 7 people staying for 2 nights, starting Tuesday. 
Booking was successful.
Reference number is : VZF6OEIK. anything else today?
Yes, actually. I need to book a train from Standsted to Cambridge. It has to be for Tuesday and definitely after 09:30
Great! And when would you like to arrive by?
I would like one that leaves after 9:30.
There are many options available. Did you want to arrive at a certain time?
I would like to leave after 9:30. 
There are 14 that meets your criteria. Could you give me a departing time, to narrow it down?
I do not have a further preference.
Train TR8846 meets your criteria, would you like me to book it for you?
Yes please book for 7 people. 
Booking was successful, the total fee is 70.7 GBP payable at the station. Reference number is : EOJC45ES. Can I help with anything else today?
That's all I needed. Thanks for your help, goodbye!
Have a great night.