You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I am Edward Lewis. Can you please help me in cancelling my recent reservation?

ASSISTANT: Sure, please wait for a moment.

USER: Ok, sure.

ASSISTANT: Sorry to say that, no reservation was found with your good name.

USER: Ok, fine thank you for checking.

ASSISTANT: Thank you for opting us.