You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Due to climate condition in my destination location, I would like to cancel my reservation. Could help me in cancellation of ticket?

ASSISTANT: Will you provide your name?

USER: Myself Catherine Roberts.

ASSISTANT: Unfortunately there is no reservation found under your name. Thank you for reaching us.Have a nice day.

USER: That's fine. Thank you for your information.

ASSISTANT: You are welcome.