You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Shirley Parker.

ASSISTANT: How can I help you at this moment?

USER: Can you please book a flight ticket from ATL to OAK?

ASSISTANT: Sure, I will help you with that. Can you please mention your travel dates for booking flight ticket?

USER: I will start on Dec 10 and return on Dec 12.

ASSISTANT: Is there any additional preferences do you have?

USER: I need a halt in between the journey.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Based on your information, Southwest airline is ready to serve you with 1 connection with a minimum fare of 100 is available for you. Shall I proceed with this?

USER: Please proceed with the booking.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1001.

USER: Thank you.

ASSISTANT: You are welcome Shirley Parker.