You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Edward Robinson.

ASSISTANT: How may I assist you?

USER: Can you please help me in cancelling my recent reservation?

ASSISTANT: Sure, I will help you with that. Wait for a moment please.

USER: Ok, sure.

ASSISTANT: Thanks for waiting. But I did not find your flight reservation to cancel it.

USER: Ok, fine thank you for checking.

ASSISTANT: Thank you.