You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I am Carolyn Brown. I want to cancel my recent reservation due to cancel of my event. Could you please help me?

ASSISTANT: Sure, we are here to help you. Please wait couple of minutes.

USER: Sure.

ASSISTANT: Thank you for your valuable time, unfortunately no reservation found on your name.

USER: No problem, thank you for the information.

ASSISTANT: Thank you reaching us.