Fare basis IPRME from THR-NYC allows routing through LAX/MIA/CHI/BOS/ATL and no min stay in NYC
Books into I class which is pretty good earnings:
https://www.wheretocredit.com/az/i
ITA can find it, but its a bit tricky to book. I've seen it on Google and AZ's website, but edreams seems to price it the easiest
TRAVEL FROM LAST STOPOVER MUST COMMENCE NO EARLIER
THAN 3 DAYS AFTER DEPARTURE FROM FARE ORIGIN.TRAVEL IS NOT PERMITTED 15MAR18 THROUGH 06APR18.VALID FOR TRAVEL COMMENCING ON/BEFORE 15JUN18.
Samples:
https://www.google.com/flights/#flt=...;sc:b;sd:1;t:f
https://www.edreams.net/#/results/ty...nalSearch=true