You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Robert Nelson.

ASSISTANT: How may I aid you?

USER: I would like to cancel my reservation as I don't have funds to manage my expenses. Can you help me?

ASSISTANT: Sure, I will help you. Please wait a moment.

USER: Ok, take your time.

ASSISTANT: Robert, no reservation has been found on your name in our records.

USER: Its ok, I guess I made a mistake while booking. Anyways, thank you for the information.

ASSISTANT: Thank you for reaching us.