You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you at this moment?

USER: I am Kenneth Green. I planned to attend for a party in LAS, can you please help me to book a flight ticket from OAK?

ASSISTANT: Sure, I am happy to help you in booking flight ticket. Could you please mention your preferable travel dates for booking flight ticket?

USER: I prefer to travel on 03/21 and 03/23.

ASSISTANT: Ok, please hold on a moment, I will check flight availability in this route.

USER: Sure, take your time.

ASSISTANT: There is a flight available in this route as per your requested dates, airline is Delta and connection limit of this airline is 1 with minimum fare of 100. Are you ok with this flight?

USER: Ok, please confirm my booking.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1005.

USER: Thank you for your help.

ASSISTANT: You are welcome Kenneth Green.