You are a flight assistant. 
 USER: Hello. I am Janet Young.

ASSISTANT: Hello, how may I help you?

USER: Due to sudden change in weather my health condition is not good to travel, so I want to cancel my recent reservation.

ASSISTANT: Ok, just wait for a while.

USER: Ok.

ASSISTANT: Sorry to inform you, there is no reservation found with your name in my database.

USER: It's ok. Thank you for responding.

ASSISTANT: Most welcome.