You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello. How can I help you with today?

USER: I want to book a flight ticket.

ASSISTANT: Sure, I can help you with that. May I know your name to proceed further?

USER: Jonathan Hernandez here.

ASSISTANT: Thank you for providing. Jonathan, can you please provide the source and the destination airport codes?

USER: I like to travel from DFW to DFW .

ASSISTANT: OK, can you please help me with your travelling dates?

USER: On 09/18 to 09/20.

ASSISTANT: OK, let me check that for you.

USER: Sure.

ASSISTANT: Jonathan, there is a flight available at your request with 100 and the connection limit is 1. Would you like me to proceed the booking?

USER: Please book my ticket . Yes.

ASSISTANT: Sure. Your booking is confirmed. You flight number is 1016 and the airline is AA. Have a safe journey.

USER: Thank you .