You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I render you today?

USER: Can you help me to book a flight ticket from OAK to ATL?

ASSISTANT: Sure, we are here to help you. Could you please provide your preferred dates of travel?

USER: I want to take off on 23 Aug and return on 25 Aug.

ASSISTANT: Please let me know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: Is there any more specifications?

USER: No.

ASSISTANT: May I know your good name to proceed further?

USER: I am Jonathan Jackson.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: We found a Spirit airline, price is 600 in business class with one lay by. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your booking has been confirmed with a flight number 1000.

USER: Thanks for helping me.

ASSISTANT: Thank you for availing us.