UA 1349 then AA 529 at O'Hare
Boston → Chicago → Knoxville
Timetable, Chicago time
11:15UA 1349 from Boston at the gate
10:36AA 529 to Knoxville leaves the gate
23 h 21 apart on the timetable, overnight
AA 529 leaves 23 h 21 after UA 1349 arrives on the timetable: more than half a day, so not a connection we count.