Hello,. I am Frank Lee.
Hello, how may I aid you?
Due to sudden change of my business meeting because of some technical problem, I need to change my reservation so can you help me with that?
Sure, we are here to help you.
Thank you.
Please wait for a while.
Sure.
Sorry to inform you that there is no reservation found on your given name.
Ok, no issues. Thanks for the information.
Thanks for reaching us, have a nice day.