Task-oriented dialogue about: train

What is the cheapest taxi service in Cambridge?
I would need more info, where would you need a taxi to and from?
I am looking for a train.
Okay, where will you be heading to?
I am leaving broxbourne to go to cambridge on sunday.
And what time of day do you want to travel?
I will be travelling at 12:30 PM
TR0862 will leave at 12.32
I would like to leave on Sunday.
TR0862 will leave at 12.32 on Sunday. Do you want me to book this train for you?
I don't want to book yet, but please tell me the arrival time for that one
The arrival time is 13:32.
Thanks very much. Goodbye
Did you need any further help?