Hello.
user
Hello, how can I assist you for the day?
assistant
I would like to change my existing reservation, can you help me in doing that?
user
May, I know your good name?
assistant
I am Dorothy Allen.
user
Please wait for a moment.
assistant
Sure, take your time.
user
Sorry, we found no reservation on your given name.
assistant
Ok, no issues. Thank you for the information.
user
Thank you for reaching us.
assistant