You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Laura Thomas here.

ASSISTANT: In which way I can help you at this moment?

USER: I have planned for a round trip to visit the best places in Los Angels, can you please help me out with booking of a flight ticket?

ASSISTANT: Sure, I will help you in booking flight ticket.

USER: Thank you.

ASSISTANT: Could you please let me know your travel dates for booking flight ticket?

USER: Sure, I want to take off from my location on 12/09 and please book my return ticket on 12/11.

ASSISTANT: Can you please mention your preferable airport code in your travel region?

USER: Ok, my nearest airport code is LAX.

ASSISTANT: Just give me a moment, I will check flight availability in this route.

USER: Sure but please try to bring a best flight in my route.

ASSISTANT: Sure. According to your information, I have found a flight with single stop over in your journey with a minimum fare of 100 is provided by Southwest airlines. Shall I proceed with this?

USER: That's great, I am ok with this, you can proceed with booking.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1023.

USER: Thank you for your help in booking of my ticket, have a nice day.

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

USER: Most welcome.