Task-oriented dialogue about: train

Would you be able to find me a train leaving on Sunday?
Certainly. Can you please tell me the location you are departing from and where you would like to go?
I will be going to leicaster from cambridge, departing after 18:45 please
I have train TR9831 leaving at 19:21 and arriving at 21:06. Would that suffice?
Yes, that will work out great. Can you please book me 7 tickets for that train?
Okay, I've booked 7 tickets for that train. The reference number is STM2J29A . Is there any other information you need?
That's all that I needed today, thank you!
It was a pleasure to help. We hope you will use our service again in the future. Have a wonderful night.