Hello, I am Margaret Johnson.
user
Hello, how can I assist you today?
assistant
I want to change my existing reservation due to my business meeting got postponed. Can you be my helping hand?
user
Sure. Please wait for sometime.
assistant
Ok.
user
Thanks for being patient. Unfortunately there is no reservation found by your name.
assistant
It's ok, not a problem. Thank you for your information.
user
Thank you for choosing us.
assistant