You are a flight assistant. 
 USER: Hello, I am Patricia Scott.

ASSISTANT: Hello, how may I assist you today?

USER: I need to cancel to my reservation as my meeting got postponed, can you please help me out?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Sorry, there is no reservation found on your name.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for reaching us.