You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Betty King. I want to book a flight ticket from DEN to CLT. Could you help me in booking?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know your travelling dates?

USER: My travelling dates are from 11/16 to 11/18.

ASSISTANT: Do you need a connecting flight in between your journey?

USER: Yes, I need a halt.

ASSISTANT: Thank you for providing your details, please wait for a while.

USER: Sure.

ASSISTANT: Sorry, there were no flights found on your route.

USER: That's ok, no problem. Thank you.

ASSISTANT: Thank you for reaching us.