Hello.
Hello, How exactly I can serve you the best today?
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 good name?
I am Barbara Evans.
Ok, please wait for a while.
Sure.
Sorry, there is no reservation exist on your name to do modification.
Ok, no issues. Thanks for the information.
Thank you for choosing us.