You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am Donald Baker. I want a flight ticket from AUS on 04/29. Can you please assist me in booking a flight ticket?

ASSISTANT: Sure, may I know your source and destination airport codes?

USER: I need to reach Los Angeles, LAX from Austine, AUS.

ASSISTANT: Can you please share your return date?

USER: My returning date is 05/01.

ASSISTANT: There is a flight available on your requested dates from Delta airlines with 1 connecting flight. Shall I proceed to book the ticket?

USER: Yes, please proceed with booking.

ASSISTANT: Your ticket is booked with flight 1007.

USER: Thank you for booking a flight ticket.

ASSISTANT: Most welcome.