AA 3340 then UA 5615 at O'Hare
Nashville → Chicago → Albany (New York)
Timetable, Chicago time
12:40AA 3340 from Nashville at the gate
11:59UA 5615 to Albany (New York) leaves the gate
23 h 19 apart on the timetable, overnight
UA 5615 leaves 23 h 19 after AA 3340 arrives on the timetable: more than half a day, so not a connection we count.