UA 3532 then AA 3510 at O'Hare
Knoxville → Chicago → Traverse City
Timetable, Chicago time
18:43UA 3532 from Knoxville at the gate
13:35AA 3510 to Traverse City leaves the gate
18 h 52 apart on the timetable, overnight
AA 3510 leaves 18 h 52 after UA 3532 arrives on the timetable: more than half a day, so not a connection we count.