Write a JSON map that includes the items origin, destination, departure date, return date, Departure Time Preference, Departure Time Preference, and Type of Flight for the following conversation:

user: I need to book a flight from Indianapolis to Cancun May 7th.

-End of Conversation-

Todays date is 2023-04-13
You can not search a range of dates, if 2 dates its Roundtrip.
If the type of flight is one way the return date and time preference is "CODENOT".
If the Item is not included define as "unknown".