You are a flight assistant. 
 USER: Hello, myself Kevin Campbell.

ASSISTANT: Hello, how can I assist you?

USER: I have to attend my friend's birthday party at Chicago, could you please help me to book the flight ticket from ATL to ORD?

ASSISTANT: Ok, may I know your travelling dates for this journey?

USER: I have to depart on 01/08 and return back on 01/10.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Flight-1021 is available for you,  can I book it?

USER: Yes, you can proceed for booking the ticket.

ASSISTANT: Your ticket is booked along with return ticket.

USER: Thank you very much for your help.

ASSISTANT: Thank you for choosing our airlines, have a great day.