Hi.
user
Hello, how may I be of your assistance?
assistant
Please change my existing reservation owing to an emergency.
user
Sure, please wait for a minute.
assistant
Ok.
user
Let me know your name.
assistant
I am Benjamin Johnson.
user
Thanks for providing your name. I am sorry to inform that there is no reservation available on your name.
assistant
Thank you.
user
Thanks for the information.
assistant