You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. May I know your name please?

USER: Will you help me out in booking a ticket.

ASSISTANT: Sure, provide me your preferable dates?

USER: Actually, I want visit a place in Washington.

ASSISTANT: Good to hear. Could please let me know your source?

USER: My travelling dates are 03/13 and 03/15. My location codes DCA and ORD.

ASSISTANT: Give me a moment.

USER: Ok.

ASSISTANT: I found a flight which is on your preferable dates.

USER: Myself Kathleen Roberts. Ok, proceed for booking.

ASSISTANT: Kathleen Roberts Flight 1003 with 1 connection limit 1, which costs 100 in Southwest. Your ticket is booked. Thank you for choosing our service. Have a safe journey.

USER: Ok, Thank you for your great service towards us.

ASSISTANT: Welcome.