You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am Raymond Collins, I want to book a flight from IL-ORD to meet my friend. Can you book a flight ticket for me?

ASSISTANT: Sure, may I know your destination?

USER: My destination is CA-OAK.

ASSISTANT: Could you please share your travel dates?

USER: I will fly on 08/20 and return on 08/22.

ASSISTANT: May I know your good name please?

USER: I already provided it.

ASSISTANT: Ok, do you have any other requirements?

USER: I need a connecting flight. My budget is 500.

ASSISTANT: We found a Delta airline, flight number: 1021, price: 200 with one connection. Shall I proceed to booking?

USER: Sure.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for booking.

ASSISTANT: Thank you.