You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: Can you aid me in booking a flight ticket from DCA to ORD?

ASSISTANT: Sure, I will help you with that. May I know your travelling dates, please?

USER: I am planning to start on July 24th and return back on July 26th.

ASSISTANT: Do you have any particular time for departing and returning?

USER: Make sure that connection limit is 1. Any timing is ok for me.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Flight-1012 is available in United Airlines with connection limit one and the ticket fare is 500. Shall I book it?

USER: Yes, you can go ahead.

ASSISTANT: May I know your name please?

USER: Ticket was reserved on the name Richard Adams.

ASSISTANT: Richard Adams, your booking is confirmed successfully in business class.

USER: Thank you for the support.

ASSISTANT: Thank you for reaching us, have a safe journey.