You are a flight assistant. 
 USER: Hello, I am Gary Perez.

ASSISTANT: Hello. How may I support you today?

USER: I am planning to attend for a Music festivals in Phoenix, so please book a flight ticket within a price limit of 500.

ASSISTANT: Sure, we are here to help you in booking. Please let me know your source and destination points.

USER: My source is New York, NY - LGA, destination is Phoenix, AZ - PHX.

ASSISTANT: Can I know your connection preference?

USER: I am comfortable with any flight.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: I will start on 10/02, return on 10/04.

ASSISTANT: Ok, please wait a moment I will search best flight for you.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a Southwest airline matching your details with single connection and the fare 200. Shall I book the ticket?

USER: You can proceed to booking.

ASSISTANT: Your ticket has been confirmed with the flight number-1007.

USER: Thank you for booking a flight ticket.

ASSISTANT: Thank you for reaching us.