You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: William Phillips here. I want to attend a Seminar in Atlanta. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, I am glad to help you. Please tell me your travel dates.

USER: My travelling dates are 11/08 and 11/10.

ASSISTANT: Ok, please tell me your preferred airport codes.

USER: My airport codes are OAK and ATL. I would prefer normal cost airline.

ASSISTANT: Flight-1008 is available with UA airlines as per your requirements, can I book the ticket for you?

USER: Please proceed for booking the flight ticket.

ASSISTANT: Your ticket is booked successfully in economy class.

USER: Thanks for helping me.