You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: I need to book a flight ticket from LAS to ATL, can you help me in booking a flight ticket?

ASSISTANT: Sure, can you please let me know your planned travel dates?

USER: Sure, my scheduled dates are Aug 17 and Aug 19.

ASSISTANT: Do you have any specifications?

USER: I would prefer to travel in a well company airline.

ASSISTANT: May I know your name?

USER: Sure, William Collins here.

ASSISTANT: Ok, please wait a minute.

USER: Sure.

ASSISTANT: We found an airline Southwest with flight 1003 having a fare 100 with stopover. Shall I proceed with booking?

USER: Yes, you can.

ASSISTANT: Your booking has been processed.

USER: Thank you for your assistance.

ASSISTANT: Thank you.