You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Edward Rodriquez here.

ASSISTANT: How may I serve you?

USER: I would like to cancel my recent reservation, can you help me with this?

ASSISTANT: Sure, I will help you with the flight ticket cancellation.

USER: Thank you.

ASSISTANT: Please wait for a moment. I have searched online but I could not find your flight reservation to cancel it.

USER: Sure. That's fine, thanks for your information.

ASSISTANT: Thank you.