You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Carolyn Wright here. Could you please help me with booking a flight ticket from DFW to Atlanta, ATL?

ASSISTANT: Ok, may I know your travelling dates?

USER: I want start my journey on Nov 17 and return back on Nov 19.

ASSISTANT: Do you have any other requirements?

USER: Yes, I want a single connecting flight in my journey.

ASSISTANT: Sorry, no flights found on your route.

USER: Ok, not an issue.

ASSISTANT: Thank you for reaching us.

USER: Thank you for the information.