I need a train from bishops stortford, please. I need to arrive by 21:45.
Sure, which day do you need to travel?  Are you going to Cambridge?
I need to go to Cambridge on Monday.
What time do you want to depart?
I'm not sure whatever gets me there by 21:45. Can you tell me travel time and cost as well?
Yes travel time will be 38 minutes and the cost of ths journey is 10.10 pounds.
That's great, thanks for your help. 
There is a train departing Bishops Stortford and arriving in Cambridge at 20:07 on Monday. Would you like me to book that for you? 
Yes, please book it for me. Thanks.
How many tickets would you like booked for that trip?
Just one please.
You are booked for Train ID TR5806 that leaves at 19:29. The Reference number is EOJDK0BY. Do you have any other concerns?
How long will be the ride and how much will it cost me?
The fee is 10.1 GBP, payable at the station. The duration of the ride is 38 minutes.
Thank you so much!
You are very welcome. Can I offer any other assistance?
No, I am all set, thanks.  Bye.
Have a nice trip.  Bye.