Hello,.
Hello, how can I assist you?
I am Robert Moore. Can you  please cancel my reservation, due to cancel of my trip with friends?
Sure, please wait for a moment.
Sure.
Thanks for waiting, we found a reservation on your name. Shall I proceed to cancellation?
Ok, proceed with the cancellation.
Your ticket has been cancelled successfully.
Thank you for cancelling my ticket.
Thank you for choosing us.