You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you for today?

USER: I want to cancel my reservation due some tornado going on my destination location. Can you please help me in cancelling the flight ticket?

ASSISTANT: Sure, could you please provide your name to check the details of your reservation?

USER: Please check the previous reservation details on my name Donna Anderson.

ASSISTANT: Ok Donna, please wait a moment I will check your details and proceed further.

USER: Sure, take your own time.

ASSISTANT: Sorry to say, I did not find any reservation on your name.

USER: That's ok, not an issue.

ASSISTANT: Thank you for contacting us, have a good day.

USER: Thank you for your information.