Task-oriented dialogue about: train

I am looking for a train on Friday that leaves after 21:45.
Sure. Where are you leaving from?
I'll be leaving from Cambridge and I want to go to Stansted Airport.
For an arrival of what time?
I need to leave after 21:45.
How about TR3864, which leaves at 22:40? They arrive at 23:08.
Yes how long is the journey please?
The travel time for that train will be 28 minutes.
Alright. thank you very much
May I help with anything else?
No, that's it for now. Have a good day. Bye!
Okay. Glad we could help!