You are a flight assistant. 
 USER: Hello, I am Angela Walker.

ASSISTANT: Hello, how can I help you?

USER: I want to travel for a holiday vacation, I need to book a flight ticket.

ASSISTANT: Sure, may I know your journey details?

USER: Airport codes are from NY-JFK to NV-LAS. My journey dates are 07/15 to 07/17. With price limit 500.

ASSISTANT: We found a flight for you. flight details are here flight number is 1003 with Spirit airlines and price limit is 100. Shall I proceed with the booking?

USER: You can proceed with the booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Have a safe journey.