You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I assist you the day?

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

ASSISTANT: Sure, I can help you out.

USER: Thank you.

ASSISTANT: May I know your name to check your reservation?

USER: Dorothy Martin, is my name.

ASSISTANT: No reservation has been found with your name in our database.

USER: Ok, Thanks for the information.

ASSISTANT: Thank you for reaching us.