You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am Kevin Carter. Want to book a flight ticket on 05/17 and return on 05/19, can you help me with it please?

ASSISTANT: Yes, may I know your travel airport codes to book?

USER: Yes, my airport codes are New York, NY-JFK and MI-DTW.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: There is a flight available with 1 connection limit and the airlines is Spirit. Can I book it?

USER: Yes, please.

ASSISTANT: Ok, the flight ticket is been booked and the flight number is 1003.

USER: Thank you.

ASSISTANT: Your welcome. Thank you for choosing our agency.