You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you for the day?

USER: I want to fly from ATL to HOU. Can you book a ticket from that route?

ASSISTANT: Sure, I am here to help you with that flight ticket booking. May I know your travelling dates please?

USER: My planned travel dates are 12/16 and 12/18.

ASSISTANT: Can I know your connection limit?

USER: I want to flight with single connection.

ASSISTANT: Do you have any other specifications?

USER: Make sure that, my depart time should be in afternoon only.

ASSISTANT: Flight-1020 is available in Spirit  Airlines with connecting and the ticket fare is 200. Shall I proceed with booking?

USER: Yes, you can proceed with that booking.

ASSISTANT: May I know your name for booking purpose?

USER: Sure, Barbara Adams here.

ASSISTANT: Barbara Adams , your booking is done in economy class.

USER: Thank you for the booking.

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