You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I would like to cancel my reservation due to heavy rainfall at my destination location, can you please help me out with that?

ASSISTANT: Sure, I am happy to help you in cancelling.

USER: Thank you for accepting my request.

ASSISTANT: May I know your name to proceed further for documentation purpose?

USER: Sure, myself Samantha Parker.

ASSISTANT: Ok, please wait for a moment.

USER: Sure, I will wait for your response.

ASSISTANT: Sorry to say that, we have not found any reservation on your name in our records.

USER: That's ok, no problem. Anyway thank you for checking out.

ASSISTANT: Thank you for reaching us.