Hello, I am George Campbell.
Hello, how can I support you today?
Due to my health problem I want to change my reservation, Can you please help me to change my reservation?
Sure, we are here to help you to change your reservation.
Thank you.
Please wait for a while.
Ok.
Sorry to say that, there was no reservation found on your name.
Ok, no problem. Thank you so much.
Thank you for choosing us.