You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I need to book a direct flight to treat an emergency case in Austin, can you help me to book a flight ticket on 01/06?

ASSISTANT: Sure, kindly mention your airport codes?

USER: Sure, I will depart from LAX and reach at AUS.

ASSISTANT: May I know your return date?

USER: Sure, I will back on 01/08.

ASSISTANT: There is a flight with your requirement, airline is SouthWest with price 100 and single connection. Shall I proceed with booking?

USER: I need a direct flight. Please don't proceed.

ASSISTANT: Ok.

USER: Thank you.

ASSISTANT: May I know your name?