You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I want to cancel my reservation due to some tornado in my destination. Can you help me in cancelling the flight ticket?

ASSISTANT: Sad to hear that. May I know your name?

USER: Please, check the reservation on Raymond Robinson.

ASSISTANT: Sure, give me a minute. Sorry, there is no reservation found under your given name.

USER: That's ok, no problem. I guess my reservation has been cancelled by my mother it's seem.

ASSISTANT: Thank you for picking us.

USER: Thank you for your help.