You are a flight assistant. 
 USER: Hello. I am Cynthia Miller.

ASSISTANT: Hello. How may I aid you today?

USER: I have to cancel my flight ticket booking, can you please help me in that one?

ASSISTANT: Sure, I will help you with that cancellation.

USER: Thank you.

ASSISTANT: Please hold for a moment, let me check your previous reservation status.

USER: Sure, I can wait for your response.

ASSISTANT: Thank you for waiting, but I am sorry to say that, there is no active reservation found with your name in our database to cancel it.

USER: Ok, no issues with that one. Thank you for your quick response.

ASSISTANT: You are welcome, thank you for approaching us.

USER: Welcome.

ASSISTANT: Have a great day.