Hello.
user
Hello, how may I assist you today?
assistant
I want to change my existing reservation. Could you help me with that?
user
Sure, may I know your name?
assistant
Frank Mitchell.
user
Ok, please wait for sometime.
assistant
Ok.
user
Thanks for waiting, there is no reservation found on your name.
assistant
That's ok, no problem. Thank you.
user
Thank you for reaching us.
assistant