You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Samantha Miller here.

ASSISTANT: How can I help you at this moment?

USER: I would like to visit San Francisco for a business meeting, can you please help me out with booking of a flight ticket to go there?

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

USER: Thank you. My departure date is on 01/11 and please book my return ticket on 01/13.

ASSISTANT: May I know your airport code names for further process?

USER: Sure, I want to travel from ATL to SFO.

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

USER: Sure, take your time.

ASSISTANT: Based on your information, Spirit airline is ready to serve you with 1 connection with a minimum fare of 200 is available for you. Shall I proceed with this?

USER: I am ok with this, you can proceed with booking.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1002.

USER: Thank you for your help in booking of my ticket.

ASSISTANT: Thank you for reaching us, have a nice day.

USER: Welcome.