You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Melissa King.

ASSISTANT: How can I assist you at this moment?

USER: Can you please help me to book a direct flight to LAS from AUS?

ASSISTANT: Sure, I will help you with this. Can you please provide your journey dates to proceed further?

USER: Thank you for considering my request, my journey dates are 04/23 and 04/25.

ASSISTANT: Wait a moment please.

USER: Sure.

ASSISTANT: Southwest airlines is available with connecting flight and ticket fare of 100, shall I book your ticket?

USER: Yes, do proceed with my booking.

ASSISTANT: Melissa King, your ticket is booked in flight number 1029.

USER: Thank you for the help.

ASSISTANT: Thank you and have a safe journey.