You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Margaret King.

ASSISTANT: How may I aid you now?

USER: Can you please help me in booking a flight ticket from Austin, AUS to reach Phoenix, PHX?

ASSISTANT: When are you planning to travel?

USER: My journey dates are from Nov 18 to Nov 20.

ASSISTANT: Do you need a connecting flight?

USER: I need a break in between journey.

ASSISTANT: May I know your return time?

USER: My return time is afternoon.

ASSISTANT: Flight-1002 is available with Delta airlines with economy class. Can I book it?

USER: Sure, you can proceed for booking.

ASSISTANT: Your ticket is reserved, thank you for choosing us.

USER: Thanks for your assistance.