Hello, I am Charles Wright.
user
Hello, Charles Wright. How can I assist you?
assistant
Due an health issue I want to change my existing reservation, can you please help me with that?
user
Sure. Wait for a while.
assistant
Ok.
user
Thanks for waiting. Unfortunately, There is no reservation found with your name.
assistant
Thanks for your service.
user
Thank you for reaching us.
assistant
Thank you.
user