Hello.
Hello, how may I support you at present?
I want to change my reservation due to postponed of my exam, so please assist me in changing.
Sure, we are glad to help you to change it.
Thank you for accepting my request.
Let me know your name, to check with your previous reservation.
Sure, my name is Linda Nelson.
Ok, please wait for a moment.
Sure.
Thanks for your time, we did not find any reservation on your specified name to change it.
No issues, thank you.
Thank you for reaching our service.