You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I have to cancel my flight ticket booking due to storm effect in that region, can you please help me in cancellation process?

ASSISTANT: Sure, we are here to help you with cancellation. To check the reservation list we need your name, could you please share me your name?

USER: Sure, I am Karen Miller.

ASSISTANT: Ok, please wait for sometime.

USER: Sure.

ASSISTANT: Thanks for your time, there was no reservation found on your name to cancel it.

USER: Ok, Thank you.

ASSISTANT: Thank you for choosing us.