You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, May I know your name?

USER: Sure, Jacob Clark is my name.

ASSISTANT: How can I assist you today?

USER: I want to cancel my reservation as I have some personal work at home, so please aid me in cancellation.

ASSISTANT: Sure, we are here to assist you.

USER: Thank you.

ASSISTANT: Please wait for a while, I will check the status and revert to you.

USER: Sure.

ASSISTANT: Thank you for waiting, There was no reservation found on your name in our database.

USER: It's Ok, thanks for your support.

ASSISTANT: Thank you for availing us.