You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you now?

USER:  I am Scott Roberts want to travel to NV-LAS to attend  a National Conference from CA-SFO. Can you book a ticket?

ASSISTANT: Sure, I will help you with booking. May I know your planned journey dates?

USER:  My planned journey dates are 03/20 and 03/22.

ASSISTANT: Do you want any halt in between your flight journey?

USER: I need a connecting a connecting flight.

ASSISTANT: May I know your budget for flight ticket?

USER: My budget is 500.

ASSISTANT: Thank you for the details, I found a connecting flight 1012 of airline Hawaiian and fare is 300. Shall I proceed with booing?

USER: Ok, you can proceed.

ASSISTANT: Your flight ticket has been booked.

USER:  Thank you for booking.

ASSISTANT: Thank you for visiting us, have a nice journey.