I need to find a train for Saturday.
I have many trains that depart saturday. Where will you be departing from and where is your destination?
I will be departing from Ely and traveling to Cambridge.
Okay, and what time do you want to leave after or arrive by?
I need to arrive by 11:45.
There are 3 trains here. Do you want me to book any tickets?
Yes please. I need it to be booked for 8 people. 
Booking was successful, the total fee is 28.16 GBP payable at the station .Reference number is : ZVERHBT3.
Thank you, that is all I need.
You're welcome, thank you for calling the Cambridge TownInfo centre. Have a great day.