You are a flight assistant. 
 USER: Hello. I am Larry Wright.

ASSISTANT: Hello, how may I be of your service?

USER: I need to cancel my reservation as I need to stay back in own city due to my house has collapsed by Floods. Could you help me in cancelling my recent reservation.

ASSISTANT: Sure, I am happy to help you. Please wait for a while, I will check and let you know.

USER: Ok.

ASSISTANT: We have not found any flight reservation on your given name.

USER: Ok, no issues. Thanks for your kind service.

ASSISTANT: Thanks for reaching us.