Hi.
user
Hello. How may I aid you today?
assistant
I want to change my reservation due to health problem, can you help me?
user
Sure, I am glad to help you with that. Can I know your name to check your previous reservation?
assistant
Myself Christine Williams.
user
Please wait a moment to check.
assistant
Sure.
user
We regret to inform you that there is no reservation found on your name in our database.
assistant
No problem, thanks for checking.
user
Thank you for reaching us, have a great day.
assistant