Task-oriented dialogue about: train

I am hoping you can help me with my planning. I am trying to find information on the trains.
I can definitely help you with that. Can you give me more information, like your departure and destination preferences?
I will be departing from Stansted Airport to go to Cambridge on Wednesday.
I am getting the information up now, do you have a specific arrival or departure time?
I would like to arrive by 13:15.
TR6386 departs at 12:24 and arrives by 12:52. Would you like a ticket?