You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you now?

USER: I am Dorothy Davis. I am planing a business trip from NC-CLT to NC-CLT. Can you help me out?

ASSISTANT: That's fine Davis. Happy to help you.

USER: These are my travelling dates 08/27 to 08/29.

ASSISTANT: Can you please provide me your travel dates? Thank you, please give me a minute. Thank you for waiting.

USER: OK.

ASSISTANT: Sorry to inform you that no flight has matched with your dates.

USER: Thank you.

ASSISTANT: Thank you for reaching us. Have a good day.