Hi.
Hello. How may I assist you?
 I want to cancel my recent ticket booking due to office work that my manager did not approved my leaves, so can you please cancel it?
Sure, I am here to help you out.
Thank you.
May I know your name please?
Samantha Campbell here.
We haven' found nay reservation under your name in our database.
Ok, no problem. Thanks for your information.
Thank you for choosing us.