You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: Can you assist me to help in booking flight ticket from LAX to OAK?

ASSISTANT: Sure, can I have your travel dates?

USER: My travelling dates are Dec 30 and Jan 01.

ASSISTANT: Do you need any connection limit?

USER: I need a stopover.

ASSISTANT: May I know your good name please?

USER: Myself Jason Lee.

ASSISTANT: Do you have any preferences?

USER: No, I do not have any other prefrences.

ASSISTANT: We found a direct flight with cost 200 in Spirit airliners with economy class. Can I book the ticket?

USER: You can book.

ASSISTANT: Your booking is done with flight number 1009.

USER: Thank you.

ASSISTANT: Thank you for reaching us.