You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Paul Collins.

ASSISTANT: How can I aid you today?

USER: I need to book a flight ticket from JFK to LAX, Can you please help me for booking?

ASSISTANT: Sure, on which dates do you want to travel?

USER: I would like to travel on 06/30 to return on 07/02.

ASSISTANT: Do you need a lay by flight or a direct flight?

USER: I need a single stop over.

ASSISTANT: How much can you spend in booking your flight ticket?

USER: I can pay up to 500.

ASSISTANT: Do you have any preferences with the class?

USER: I am comfortable with any class.

ASSISTANT: Thank you for your information, please hold a moment while I check the availability of flights with the given information.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a low cost flight 1008 in Southwest airline the price is 100 with a lay by. Shall I proceed?

USER: Ok, proceed for booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks for your information.

ASSISTANT: Thank you for opting us, hope you visit again.