Hello.
user
Hello, how may I assist you?
assistant
I would like to change my recent reservation because my health condition was not good, can you help me?
user
Sure, I am here to help you. May I know your name?
assistant
I am Joseph Lewis.
user
Sorry, there are no reservation found on your name.
assistant
That's ok, thank you for checking.
user
Thank you for choosing us.
assistant