You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I need to travel CLT and DFW, can you reserve flight ticket?

ASSISTANT: Sure, can you please mention your departure and arrival dates of your journey?

USER: My travelling dates are Nov,12 and Nov,14.

ASSISTANT: Do you need any layover in between  journey?

USER: Yes, I prefer single connecting flight.

ASSISTANT: Is there any other specifications regarding your journey?

USER: No.

ASSISTANT: May I know your name for the documentation process?

USER: Myself Robert Evans.

ASSISTANT: Thanks for sharing your details, we are unable to provide flight in between your journey routes.

USER: That's ok, thank you for the information.

ASSISTANT: Thank you for reaching us.