You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: I am Richard Scott, I want to book a flight from IL-ORD to meet my brother.

ASSISTANT: Ok.

USER: Can you book a flight under fare of 200?

ASSISTANT: Sure, I will help you. May I have your trip dates?

USER: I like to fly on 02/18 and return on 02/20.

ASSISTANT: Where would you like to go?

USER: My destination is CA-SFO airport.

ASSISTANT: Please send me your name.

USER: I already provided the name.

ASSISTANT: Do you like to go with a connecting flight?

USER: I am happy with any flight.

ASSISTANT: Ok. Please wait.

USER: Sure.

ASSISTANT: Thanks for your patience. We found a connecting flight with Spirit airline. 1009 flight number. Shall I proceed to book?

USER: Please proceed with booking.

ASSISTANT: Your reservation is done.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you.