UA 3495 then AA 529 at O'Hare
Jacksonville → Chicago → Knoxville
Timetable, Chicago time
11:36UA 3495 from Jacksonville at the gate
10:36AA 529 to Knoxville leaves the gate
23 h apart on the timetable, overnight
AA 529 leaves 23 h after UA 3495 arrives on the timetable: more than half a day, so not a connection we count.