You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,How can I help you?

USER: My name is Donna Turner, and I want to cancel my recent reservation.

ASSISTANT: Wait a minute.

USER: Sure.

ASSISTANT: Sorry there is no reservation on  your name.

USER: That's OK.

ASSISTANT: OK.

USER: Thank you for your information.

ASSISTANT: Have a great day.