You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Nicole Moore.

ASSISTANT: How can I assist you today?

USER: I need to schedule my trip to Washington for attending a business meeting. Could you please help me for booking the ticket from DCA to DCA?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: I will depart on 06/21 and again I will be return back on 06/23.

ASSISTANT: Please give me a moment.

USER: Sure, I will wait for your response.

ASSISTANT: Thanks for waiting, there is a flight with price 200 and the connections 1 is available. Shall I confirm your ticket?

USER: Yes, you can proceed for booking.

ASSISTANT: Your ticket is booked. The flight number is 1003 and the airline is Delta.

USER: Thank you very much for booking the ticket.

ASSISTANT: Welcome, have a great day.