You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I be your helping hand today?

USER: Can you please help me to book flight ticket from DCA to SEA?

ASSISTANT: Can you please forward your journey dates?

USER: My trip dates are Aug 8 and Aug 10.

ASSISTANT: Do you need any layover in between journey?

USER: I prefer a layover in between the journey.

ASSISTANT: Can I know your name?

USER: I am James White.

ASSISTANT: Is there any other specifications for your journey?

USER: I prefer an economy class to travel.

ASSISTANT: United Airlines is providing the flight-1021 with single connection and the ticket fare is 100. Can I proceed?

USER: Yes, you can proceed.

ASSISTANT: Your booking is confirmed in economy class.

USER: Thank you.

ASSISTANT: Thanks for reaching us.