You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am Raymond Allen.

ASSISTANT: Nice to meet you.

USER: I am looking for a flight booking agency to book my ticket on 03/31, can you help in that?

ASSISTANT: Sure, I will definitely help you with that. Will you please provide your airport codes that you want to travel?

USER: My convenient airport location codes are from IAD to CLT.

ASSISTANT: Will you please provide your return date?

USER: Yes, there is return trip also book the return ticket on 04/02.

ASSISTANT: Please give me a moment.

USER: Sure. But make that, I need a connecting flight to take some rest because it is long trip.

ASSISTANT: As per your request, there is a flight with price 100 and the connections 1 is available. Shall I proceed for booking the ticket?

USER: Yes, go ahead with booking.

ASSISTANT: Your ticket is booked.The flight number is 1006 and the airline is AA.

USER: Thank you so much for your help.

ASSISTANT: Welcome, have a great day.