You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am planning to visit Twin Peaks in San Francisco, CA-SFO  with my friends. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, could you please help me with your starting and returning dates of travel to reach your destination?

USER: I want to spend my whole day in San Francisco with my friends on 02/05, so I want to start my journey on 02/04 and I would like to return on 02/06.

ASSISTANT: Ok, could you please mention your source airport code for a trip?

USER: The source code is from Las Vegas NV-LAS, where I am expecting my friend to pick me up.

ASSISTANT: Ok, may I know your name please for further processing?

USER: Sure, please book the ticket on the name Scott Campbell.

ASSISTANT: Scott, I have found a flight with the connections limit 1 of cost 100 as per it is matching your criteria.Shall I proceed with this ticket?

USER: That's sounds good to hear, please proceed with my booking.

ASSISTANT: The flight with the number 1019 and the airline naming as Southwest has been reserved successfully.

USER: I am happy with your service, thank you.

ASSISTANT: You are welcome always and hope you have a safe flight.

USER: You are most welcome.