You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you to day?

USER: Owing an emergency, I want to cancel my recent reservation. Can you please help me out?

ASSISTANT: Sure, I am mirthful to help you with that. May I know your name please?

USER: My name is Lisa Edwards.

ASSISTANT: Please wait for a while, let me check your previous reservation status.

USER: Sure, I will wait for your information.

ASSISTANT: Thank you for waiting. There is no active reservation found with your name in our reservation list to cancel it.

USER: That's ok, thank you for checking.