You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I useful to you?

USER: Please book a flight from Oakland, OAK.

ASSISTANT: Sure, please let me know your destination airport code.

USER: Atlanta, ATL is the destination code.

ASSISTANT: Is there any budget limit?

USER: 5000 is my budget.

ASSISTANT: Do you need a halt within your journey?

USER: Yes.

ASSISTANT: May I know your name please?

USER: I am Elizabeth Jackson.

ASSISTANT: Could you please let me know your planned travelling date to proceed further?

USER: I would like to travel on 01/07-01/09.

ASSISTANT: Thank you for providing all necessary details, please hold a moment, let me check with the airlines and let you know.

USER: Sure.

ASSISTANT:  Thanks for waiting, we are pleased to inform you that we have found a South west airline, flight number-1015 with single connection and price limit is 100.

USER: You can confirm to book.

ASSISTANT: Your seat has been reserved.

USER: Thank you.

ASSISTANT: You're welcome. Happy journey.