You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: My name is Dorothy Hill.I need to book a flight from NC-CLT to FL-MCO.

ASSISTANT: Sure, Could you please provide me your journey details?

USER:  Sure, My departure date is from Sept/22 to arrival date is Sept/23.

ASSISTANT: Please wait for while, let me see and get back to you.

USER: OK.

ASSISTANT: Sorry, Unfortunately no flight found on your dates. Thank you.

USER: OK, Thanks for your information.