You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Can you please help me in booking a connecting flight for my trip?

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

USER: Sure, my travel dates are from Sept 17 to Sept 19.

ASSISTANT: Could you please help me with the airport codes?

USER: My source and destination airport codes are LAX and IAD.

ASSISTANT: Do you have any class preference?

USER: Yes, I prefer economy class for my journey.

ASSISTANT: Do you have any other requirement that you are looking for?

USER: I need a connecting flight.

ASSISTANT: May I know your name to proceed further?

USER: Nancy Jones here.

ASSISTANT: There is a flight available with price 100 and the connection is 1 with Spirit airline. Would you like me to proceed with the booking?

USER: Ok, please proceed.

ASSISTANT: Your booking is confirmed with 1026 flight number and the departure time is 15:00 PM, return time is 4:00 AM.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us.