Task-oriented dialogue about: train

Hi, I need to find a train to cambridge, please.
Certainly. From where are you planning to depart, and when?
I want to leave from Stevenage on Saturday.
I have 10 trains available. Is there a certain time you would like to travel?
Yes, I would like to arrive by 12:30.
TR9024 will get you to Cambridge by 10:43. Would you like to book this train?
That is all. Thank you.
It was a pleasure to help. Have a good night.
Actually, can you give me the reference number?
All set up, your reference number is C4FOEKW5 . Do you need any more help?
That's all thanks !
glad I could help bye!