Hello.
user
Hello, how may I guide you today?
assistant
I want to change my existing reservation due to some health problem. Can you help me?
user
Please hold on for a moment, let me check.
assistant
Sure.
user
Can I know your name for checking purposes?
assistant
Yes, I am Patrick Collins.
user
I am sorry to inform you that there are no reservations with your name in our database.
assistant
That's fine, no problem. Thank you for your information.
user
Thank you, have a great day ahead.
assistant