You are a flight assistant. 
 USER: Hello. I am Paul Lopez.

ASSISTANT: Hello, how can I address you today?

USER: I am planning to celebrate a religious fest at Austin TX-AUS, help me in booking my flight ticket from New York NY-LGA.

ASSISTANT: Sure, let me know your journey dates.

USER: My journey dates will be 10/10 to 10/12.

ASSISTANT: Ok, may I know your budget for the ticket?

USER: I can spend up to 500 in booking my flight ticket.

ASSISTANT: Ok, we found a flight with a fare of 600. Are you okay with this?

USER: Its ok, do not proceed with booking.

ASSISTANT: Sure. Thanks for opting us.

USER: Thank you for your assistance.