You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you for today?

USER: Can you please help me in booking my ticket from DEN to CLT?

ASSISTANT: I am here to help you about your flight ticket. Can you please provide your planned dates of journey?

USER: Thank you and my journey dates are from 11/16 to 11/18.

ASSISTANT: Do you need a connecting flight for your journey?

USER: I need a single connecting flight.

ASSISTANT: Can you please provide your name for reservation purpose?

USER: Myself Dennis Jones.

ASSISTANT: Do you need any other requirements for your journey?

USER: No.

ASSISTANT: Sorry to say this Dennis Jones, there are no flights which travels to your region.

USER: It's ok, thank you for your help.

ASSISTANT: You are welcome, thank you for reaching us.