Hello. I am Patrick Hall.
user
Hello, how can I assist you today?
assistant
Due to my health problem I want to change my reservation, can you please help me that?
user
Sure, please wait for a moment.
assistant
Ok.
user
Sorry to say that, no reservation was found with your good name.
assistant
Ok, no problem.
user
Thank you for reaching us.
assistant
Thank you so much.
user