You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: Can you please help me to search a flight from Austin, TX-AUS?

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: Can I have your travel dates please?

USER: The travel dates are 04/14 to 04/16.

ASSISTANT: Ok, please let me know airport code of your destination.

USER: The destination airport code is NY-LGA.

ASSISTANT: Please be hold on for a moment.

USER: Sure.

ASSISTANT: Sorry to inform you that no flight is available to you on your dates.

USER: No problem, thank you for your information.

ASSISTANT: May I know your name please?

USER: Sure, my name is Robert Perez.

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

USER: Thank you.