You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, may I know your name please?

USER: I am Janet Wilson.

ASSISTANT: Thank you. How may I assist you Janet Wilson.

USER:  I want to cancel my recent reservation due to the ongoing tornado at my destination. Can you please cancel my reservation?

ASSISTANT: Sure, I can cancel it as per your request. Please wait a moment, I will go through your reservation and cancel it.

USER: Sure.

ASSISTANT: Sorry, I have searched your reservation. But I did not find any reservation on your name.

USER: Ok, it's not a problem.

ASSISTANT: Thanks for contacting us, have a nice day.

USER: Thank you for your kind information.