You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you today?

USER:  I am Susan Jackson planning to spend my vacation at my grandparents house in CA-OAK. Can you book a connecting flight from IL-ORD?

ASSISTANT: Sure, please share me your budget for flight ticket?

USER: My budget is 1000.

ASSISTANT: May I know your planned journey dates?

USER: My planned dates are 10/16 and 10/18.

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

USER: Ok.

ASSISTANT: Thank you for waiting, I found a connecting flight 1005 of airline UA and fare is 100. Shall I proceed with booking?

USER: Ok, you can proceed.

ASSISTANT: Your flight ticket has been booked on flight 1005.

USER:  Thanks for booking.

ASSISTANT: Thank you for reaching us, we hope see you again.