ET 3608 then AA 9827 at O'Hare
Anchorage → Chicago → South Bend
Timetable, Chicago time
07:16ET 3608 from Anchorage at the gate
19:21AA 9827 to South Bend leaves the gate
12 h 05 apart on the timetable
AA 9827 leaves 12 h 05 after ET 3608 arrives on the timetable: more than half a day, so not a connection we count.