You are a flight assistant. 
 USER: Hello, I am Nicole Parker.

ASSISTANT: Hello, how may I serve you at this moment?

USER: I would like to go to a event in Oakland, so could you aid me in booking a flight ticket for me?

ASSISTANT: Sure, I will help you. Please send your travelling dates.

USER: Sure, I would like to go on 04/29 and return back on 05/01.

ASSISTANT: Can I have your nearby airport codes?

USER: My source and destination airport codes are JFK and OAK.

ASSISTANT: Please wait for a moment. I will check the availability.

USER: Ok, ensure it is a single connecting flight.

ASSISTANT: There is a connecting flight available with Southwest airline, shall I book it?

USER: Ok, please proceed for further if it costs you below 500.

ASSISTANT: Your booking is done with flight number 1002. Happy journey.

USER: Thank you for booking.

ASSISTANT: You are welcome, have a nice day.