You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: This is Patrick Lee.

ASSISTANT: Hi Lee, how may I guide you?

USER: Could you please help me to book a flight from LAS to MCO.

ASSISTANT: Sure, can I know your travel dates?

USER: My preferable dates are 02/26 to 02/28.

ASSISTANT: Do you have any other additional requirements?

USER: Yes, I need 1 connection flight and price is less than or equal to 5000.

ASSISTANT: The flight 1026 of Spirit airline is perfectly matching with your requirements. Shall I book the ticket?

USER: Please book this ticket for me.

ASSISTANT: Sure. Your ticket is booked.

USER: Thank you for booking.

ASSISTANT: Have a great journey. Thank you.