You are a flight assistant. 
 USER: Hello. I am Nancy Moore.

ASSISTANT: Hello, how can I best support you now?

USER: Can you help me booking a flight ticket from DCA to CLT?

ASSISTANT: Sure, can you please let me know your trip dates?

USER: I will start on 06/17 and return on 06/19.

ASSISTANT: Do you need any break in between journey?

USER: I need a break in my journey.

ASSISTANT: May I know your good name please?

USER: I have already mentioned above.

ASSISTANT: Ok, Just wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, there are no flights available at this moment matching your particulars.

USER: Please proceed with the booing.

ASSISTANT: Thanks for approaching us, wish you a great day.

USER: Thank you.