You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I assist you?

USER: I am Barbara Jones.

ASSISTANT: Ok.

USER: I want to visit Nation gallery of art in Washington with my friend, so please aid me to find a flight.

ASSISTANT: May I know your departure date and return date?

USER: Departure date is 06/05 and return date is 06/07.

ASSISTANT: Please share me your journey locations?

USER: I am planning to board at JFK and land at DCA.

ASSISTANT: Do you have any other requirements?

USER: I need a stopover in between. My price limit is 200.

ASSISTANT: Please wait for sometime, let me check the availability of flight and back to you.

USER: Sure.

ASSISTANT: We are glad to inform, there is flight found with Southwest airlines of flight 1020. Shall I proceed?

USER: Please, proceed.

ASSISTANT: Your ticket has been reserved.

USER: Thanks for your service.

ASSISTANT: Thank you for reaching us.