You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can we best assist you?

USER: Due to heavy Tornado's, I want to cancel my recent reservation. Will you help me in this cancellation?

ASSISTANT: Sure, may I know you good name please?

USER: I am Michael Moore.

ASSISTANT: Thanks for giving your name.

USER: Ok.

ASSISTANT: Sorry there is no reservation found on your name.

USER: Thank you for your information.

ASSISTANT: Thanks for connecting with us. Wish you a great day.