You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I guide you today?

USER: I need to book a flight ticket from LAX to AUS to enjoy Innovation festivals.

ASSISTANT: Sure, I will help you with that. Can you please provide your preferable dates of travelling?

USER: Sure, my scheduled dates are Jun 30 and Jul 2.

ASSISTANT: Is there any specific timings in your departure and arrival?

USER: I prefer return time at afternoon.

ASSISTANT: Are you ok with connecting flight?

USER: I prefer a direct flight.

ASSISTANT: Any more preferences do you have?

USER: I want to fly in a normal-cost airline.

ASSISTANT: May I know your name please?

USER: Sure, Brandon Phillips here.

ASSISTANT: Please wait a moment to check the flights.

USER: Sure.

ASSISTANT: We regret to inform you that, there are no direct flights are available for your journey with your requested preferences.

USER: Ok, no issues. Thank you for your assistance.

ASSISTANT: Thank you for approaching us, have a great day.