You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, How can I support you?

USER: I am Kevin Williams. I want to cancel my recent reservation due to weather conditions.

ASSISTANT: Sure, wait a minute.

USER: OK.

ASSISTANT: Than you for your patience. There is no recent reservation found on your name.

USER: OK, thank you.

ASSISTANT: Thank you for contacting us, Have a nice day.