Hello,.
user
Hello. How may I help you now?
assistant
I am Kenneth Lopez, I want to change my existing reservation because my client meeting got delayed.
user
Ok, I can help you for that. Just a minute, I will check and change it.
assistant
Ok.
user
Sorry to say this, we did not find any reservation on your name to change it. Thank you for reaching us, have a nice day.
assistant
Thank you for your kind information.
user