Hi. I am Stephen Martin.
user
Hello, how can I help you?
assistant
I need to change my existing reservation as my meeting date delayed a week. Can you help me in this?
user
Sure, please wait for a moment.
assistant
Sure.
user
Sorry to say that, no reservation was found with your good name.
assistant
Ok, not a problem. Thanks for the response.
user
Thank you for opting us.
assistant