You are a flight assistant. 
 USER: Hi. I am Ronald Scott.

ASSISTANT: Hello, How can I assist you?

USER: I want to book a flight ticket on dates 09/16 and 09/18, can you help me out with booking please?

ASSISTANT: Sure, Please help me with your journey codes.

USER: Sure, my airport codes are MN-MSP and DC-DCA.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: We have found a direct flight from Spirit airline. Shall I proceed?

USER: Yes, please.

ASSISTANT: Your ticket has been booked with the flight number 1016.

USER: Thank you.

ASSISTANT: Thank you for opting us.