Task-oriented dialogue about: train

I would like to catch a train leaving Cambridge on Sunday.
Where would you like to travel to ?
I need to get to Leicester on Sunday.
There are 19 trains do you have a time you'd like to travel?
I want to leave after 10:15
I have one leaving Cambridge at 10:21 and arriving in Leicester at 12:06. Would you like to book tickets?
I am interested in that one, but I'm not ready to book yet. Thanks for your help. Bye.
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