You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Jonathan Evans. I need to book a flight ticket from DFW to CLT. Please help me in booking a flight ticket.

ASSISTANT: Sure, I am here to help you. May I know your travel dates please?

USER: Thank you, my trip dates are from 09/22 to 09/24.

ASSISTANT: Ok, hold on for a moment. Let me check the best available flight for you.

USER: Sure.

ASSISTANT: I found a flight for you with American Airlines and it costs you 100. Shall I proceed to reserve a seat in this single connecting flight?

USER: Please proceed.

ASSISTANT: Your ticket has been booked with 1019 flight number.

USER: Thank you for booking.

ASSISTANT: Welcome, thank you for choosing us. Have a safe flight.