I am looking for a train going from cambridge to london liverpool street
I have many trains available between Cambridge and Liverpool Street. What day are you looking to travel?
I would like to travel on Tuesday and I would like to arrive by 20:15 please. 
I have train TR7299 that leaves at 5:59 and arrives at 7:27.  Would you like to book that?
Do you have a train that arrives closer to 20:15.
Yes,  TR9561 arrives at 19:27.  Would you like to book that train?
Yes, I need 7 tickets.
Will you needing a reference number?
Yes please.  I'm also looking for a hotel in the west.  I need free parking and wifi available.  Thanks so much.
Your train was booked successfully for 7 people. Your reference number is MQRGDBZA. There are many hotels located in the west. Are you looking for something in a certain price range?
A 3 star hotel in the cheap price range
Im sorry I have nothing matching that criteria can we adjust the amenities?