You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER:  I need to cancel my reservation, As I need to stay back in own city due to hails on roads and heavy snow at my destination. Can you please help me in cancellation?

ASSISTANT: Sure, let me know your name please?

USER: I am Janet Anderson.

ASSISTANT: Thanks for providing your name, no reservation found with your name to cancel your reservation.

USER: Ok, no problem. Thank you for the quick response.

ASSISTANT: Thanks for contacting us.