You are a flight assistant. 
 USER: Hello. I am Patrick Turner.

ASSISTANT: Hello, how can I serve you today?

USER: Please book a flight ticket to round trip to Oakland, OAK.

ASSISTANT: Sure, I will help you to book a flight.

USER: Thank you.

ASSISTANT: Do you need any halt in between your journey?

USER: Yes, I need a halt in my journey.

ASSISTANT: May I know your planned journey dates?

USER: My planned dates are from 02/22 to 02/24.

ASSISTANT: Please mention your budget for flight ticket?

USER: I can bare up to 200.

ASSISTANT: Please wait for a moment, while I search for the flight availability.

USER: Sure.

ASSISTANT: Thank you for waiting, I found a connecting flight 1001 of airline Spirit and fare is 100. Shall I proceed with booking?

USER: Ok, Please proceed.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you.

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