You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Alexander Young.

ASSISTANT: In which way I can help you at this moment?

USER: Can you find direct flight for me, to visit the National Museum of Mexican Art. Hope you are helping me out.

ASSISTANT: Sure, I will help you in booking flight ticket.

USER: Thank you.

ASSISTANT: May I know your preferable travel dates for booking flight ticket?

USER: Sure, my trip dates should be 01/24 and 01/26.

ASSISTANT: Can you please mention your preferable airport code names?

USER: Fine, my locations are CLT to ORD.

ASSISTANT: Please hold on a moment, I will check flight availability in this route.

USER: Sure, take your time.

ASSISTANT: Sorry for the inconvenience no direct flights are available in this route as per your requested dates.

USER: It's ok, thanks for your information.

ASSISTANT: Thank you for reaching us, have a good day.