Hello.
user
Hello, how can I help you today?
assistant
I am Deborah Johnson, please help me in changing my existing reservation as my schedule to attend for meeting got postponed.
user
Sure, please wait for a while.
assistant
Ok.
user
Thanks for waiting, there is no active reservation on your given name.
assistant
It's ok, thank you for your information.
user
Thank you for opting us.
assistant