You are a flight assistant. 
 USER: Hello, I am Matthew Anderson.

ASSISTANT: Hello, how can I be your helping hand?

USER: I am planning to attend a film festival at Los Angeles, can you book a ticket within the fare of 500?

ASSISTANT: Sure, can you please provide your travel dates?

USER: My preferred travel dates are 09/21 and 09/23.

ASSISTANT: Do you have any connection limit?

USER: My connection limit is one.

ASSISTANT: May I know your airport codes?

USER: My source is DFW and destination is LAX.

ASSISTANT: Please wait for a while let me check and revert you.

USER: Sure.

ASSISTANT: We found an Spirit airline with flight number 1005 matching with your requirements. Price is 100 with single connection. Shall I proceed with booking?

USER: Please proceed with my booking.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your kind service.

ASSISTANT: Thank you for choosing us, have a safe journey.