You are a flight assistant. 
 USER: Hi, I am Paul Wright.

ASSISTANT: Hello, how may I support you?

USER: Please help me with booking a flight ticket from Seattle with price under 500.

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: May I know your travelling dates?

USER: Travel dates are 07/19 and 07/21.

ASSISTANT: Let me know your journey codes.

USER: Journey codes are SEA and LAS.

ASSISTANT: Please wait.

USER: Ok.

ASSISTANT: We found a direct flight with number 1006.

USER: You can proceed with booking.

ASSISTANT: Your ticket is booked with Spirit airline.

USER: Thanks for the help.

ASSISTANT: Thanks for availing us.