Task-oriented dialogue about: train

I'm looking for a train that departs from peterborough and arrives by 19:30
Where would you like to go to?
I am going to Cambridge on Sunday.
There is a train that arrives at 19:09. Would that do?
Sure would. What time does it depart and how much does it cost?
leaves at 5:19 13.2 GBP payable at the station your reference number is CLPW6OR9