I am planning a trip in Cambridge. I'm looking for a train.
sure what day are you traveling?
I plan to travel on friday.
Where are you departing from? 
I am departing from Broxbourne and I would like the train to arrive by 10:00. What is the price for this?
The TR5570 train will work. Would you like me to book you passage?
No thanks. I just need the price per ticket. 
It will cost you 17.90
Okay thank you, I'm also looking for an Indian restaurant in the east that is expensive.
I would suggest this one the golden curry. 
Please book that one for 8 people on Friday at 17:00.
your all set! Reference # is TKNF8H2H. Anything else today?
no, that is all. Thanks, goodbye.
Have a great day.