Hello.
user
Hello. How may I help you?
assistant
I am Laura Campbell. I want to change my existing reservation. Could you help me with that?
user
Ok Laura Campbell, please wait for a while I will revert you back with the proper information.
assistant
Ok.
user
Sorry, there is no reservation found on your name to change it.
assistant
That's ok, no problem.
user
Thanks for consulting us.
assistant
Thank you.
user