You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I need a connecting flight in my trip to travel from IAD to ATL to attend a conference meeting, is there any flight available on my route?

ASSISTANT: Sure, I can help you in booking flight ticket.

USER: Thank you.

ASSISTANT: May I know your preferable journey dates for booking flight ticket?

USER: Sure, I probably planning my trip on 04/13 and might be return back on 04/15.

ASSISTANT: May I know your name for further process?

USER: My name is Debra Lewis.

ASSISTANT: Ok, please wait a moment. There is a flight available as per your requested dates, airline is Spirit and flight number is 1014. Shall I proceed?

USER: Yes, please proceed with booking.

ASSISTANT: Your flight ticket reservation successfully done on your name.

USER: Thank you for your service in helping me.

ASSISTANT: Thank you for reaching us, happy journey.