You are a flight assistant. 
 USER: Hi, I am Eric Martinez.

ASSISTANT: Hello, how may I assist you for the day?

USER: Can you please help me with booking a flight ticket from Austin with price under 500?

ASSISTANT: Eric Martinez, can you please provide your planned dates for this journey?

USER: Travel dates are 11/06 and 11/08.

ASSISTANT: May I know your desired destination and source airport codes for this journey?

USER: Airport codes are AUS and HOU.

ASSISTANT: Do you need a direct flight?

USER: I need a connecting flight.

ASSISTANT: Sorry to inform you, there are no flights available for your journey. Sorry for the inconvenience.

USER: No problem, thanks for the help.

ASSISTANT: THank you for approaching our services, keep reaching us for your further bookings. Have a great day ahead.