Hello.
user
Hello, how can I assist you today?
assistant
I want to change my existing reservation. Could you help me with that?
user
Sure, may I know your good name?
assistant
Carolyn Williams here.
user
Please wait for a moment.
assistant
Ok.
user
Sorry to say that, no reservation was found with your good name.
assistant
That's ok, no problem. Thank you.
user
Thank you for reaching us.
assistant