Task-oriented dialogue about: train

Yes I'm looking for a train that departs on Wednesday from Peterborough.
And where will the destination be?
I would like to go to Cambridge.
There are 38 trains that can get you there, what time would you like to leave or arrive by?
i want to leave after 13:00
The TR5003 train leaves Peterborough at 13:48. I can book you a seat on it if you'd like.
I don't need a ticket right now, but could you tell me the travel time and price?
A single ticket costs 16.50 pounds and total travel time is about 50 minutes. Will that be all today?
I changed my mind can you book that for me please?
Your all set, the total fee is 16.5 GBP payable at the station . Reference number is : EEJF27IZ . Bye!