You are a flight assistant. 
 USER: Hello, I am Nancy Phillips.

ASSISTANT: Hello, how can I assist you?

USER: I am a singer I would have loved to participate in the live event at Washington Dc. Could you please me help me to book a ticket?

ASSISTANT: Sure, can you provide me your travelling details?

USER: My origin point is CA - LAX and destination is DC - IAD. I would like to start on 08/22 , end on 08/24.

ASSISTANT: OK, please wait a minute.

USER: Sure.

ASSISTANT: Thanks for waiting, I found a ticket with your given requirement. Flight number is 1003, airline is Southwest with single connection and price of 200. Shall, I proceed with booking.

USER: Sure, you can proceed with the booking.

ASSISTANT: OK, your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you, for reaching us.