You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Owing to an emergency, I want to change my recent reservation. Can you help me with that?

ASSISTANT: Sure, I will help you in change of flight ticket reservation.

USER: Thank you.

ASSISTANT: May I know your name please?

USER: Kathleen Turner here.

ASSISTANT: Wait for a moment please.

USER: Sure.

ASSISTANT: Sorry to say that there is no flight reservation on your name to change it.

USER: That's ok, thank you for the information.

ASSISTANT: Thank you.