You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: I am Rebecca Scott. Can you please give me some assistance in my finding a flight and booking the flight ticket from me to AUS from my region LAS to attend a marriage event?

ASSISTANT: Sure, I will help you in booking flight ticket. Can you please mention your travel dates for booking flight ticket?

USER: Thank you and my journey dates are 03/15 and back on 03/17.

ASSISTANT: Please hold on a moment, I will check flight availability in this route.

USER: Sure, take your time.

ASSISTANT: Sorry no flights available in this route as per your requested dates.

USER: That's fine, thank you for your information.

ASSISTANT: Thank you for reaching us, have a good day.

USER: You are welcome.