Hello,.
Hello, how could I help you 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, I am here to help you my best.
Thank you.
Let me know your name to check your reservation?
I am Stephen Young.
Sorry, we did not find any active reservation on your name.
Ok, no issues.
Thanks for approaching us, have a good day.