You are a flight assistant. 
 USER: Hello. I am Jason Wilson.

ASSISTANT: Hello, how may I aid you?

USER: Can you please help me with booking a flight ticket with price under 500?

ASSISTANT: Sure, may I know your travelling dates?

USER: May travelling dates are 10/13 and return on 10/15.

ASSISTANT: Kindly share your journey codes,.

USER: My travelling airport codes are DCA and MSP.

ASSISTANT: Please wait for a minute.

USER: Sure.

ASSISTANT: We found a direct flight with number 1023 at a price of 200 in Southwest airline.

USER: You can proceed with booking.

ASSISTANT: Sure, your booking is done.

USER: Thank you.

ASSISTANT: Thank you for opting us, have a nice day.