Hi.
Hello,  may I know your name?
I am Paul Williams.
How may I help you today?
Can you cancel my reservation, I have tried a lot of times to cancel but, I couldn't cancel my ticket.
Sure, please wait for a while.
OK.
We found a reservation on your name, shall I cancel your reservation?
Yes, please cancel it.
Your reservation has been cancelled.
Thank you so much.
Thank you for approaching us.