Hello.
Hello, how may I help 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, may I know your name please?
I am Stephen Williams.
Ok, please wait for a while.
Sure.
Sorry, there was no reservation found with your given name.
Ok, no issues. Thanks for the information.
Thank you for opting us.