Task-oriented dialogue about: train

I'm looking for a train. The train should arrive by 16:00 and should leave on saturday.
Where will you be traveling to?
I am going to cambridge from Broxbourne.
The TR 1412 arrives at 15:32. Will this be okay?
Yes. Please book it for 1 person.
I booked your ticket, and your reference number is DBWTXCO1 . Can I help further today?
No that's it! Thanks so much!
thanks again for choosing us
You have been helpful. Good bye.
Thank you. Goodbye.