You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, may I know your name?

USER: My name is Raymond Moore.

ASSISTANT: Raymond, how may I help you?

USER: I would like to visit Washington for a concert, so can you please help me in booking a flight ticket?

ASSISTANT: Sure, will you please provide me your travelling dates?

USER: My departure day will be on 04/22 and my return day will be on 04/24.

ASSISTANT: Ok, provide me your airport codes.

USER: The airport codes are LAS and IAD.

ASSISTANT: Raymond, there is a flight available with your provided details with flight number 1006 from Southwest airline. Would you like me to proceed?

USER: May I know the price of the ticket?

ASSISTANT: The price is 100.

USER: That's perfect. Please confirm the ticket.

ASSISTANT: Ok, your ticket has been confirmed.

USER: Ok, thank you for your response.

ASSISTANT: Your welcome.