Hello.
user
Hello, how may I assist you today?
assistant
Please change my existing reservation due to some issues?
user
Sure, can I know your name?
assistant
I am Gary Johnson.
user
Ok, please wait.
assistant
Sure.
user
Thanks for waiting, there is no reservation found on your name.
assistant
Ok, not an issue. Thank you for your information.
user
Thank you for reaching us.
assistant