You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am James Hernandez.

ASSISTANT: How may I guide you?

USER: Can you help me to cancel my recent reservation?

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

USER: Ok fine.

ASSISTANT: James, no reservation has been found on your name in our database.

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

ASSISTANT: Thank you for choosing us.