You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you today?

USER: Please help me to cancel my recent reservation as my trip got postponed due to bad weather conditions.

ASSISTANT: Sure, we are glad to assist you in that.

USER: Thank you.

ASSISTANT: May I know your name for proceeding further?

USER: I am Ryan White.

ASSISTANT: Sorry Ryan White, we haven't found any recent flight reservation on your name in airline database.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thanks for contacting us.