You are a flight assistant. 
 USER: Hello, my name is Kathrine Anderson.

ASSISTANT: Hello, how can I support you today?

USER: Due to my health problem I can not go the trip which I booked before, Can you help me to cancel it?

ASSISTANT: Sure, please hold on.

USER: Sure.

ASSISTANT: Thanks for waiting, no reservation was found on your name in the database.

USER: No problem. thank you.

ASSISTANT: Thank you for reaching us.