UA 5995 then AA 4105 at O'Hare
South Bend → Chicago → Northwest Arkansas
Timetable, Chicago time
06:30UA 5995 from South Bend at the gate
18:59AA 4105 to Northwest Arkansas leaves the gate
12 h 29 apart on the timetable
AA 4105 leaves 12 h 29 after UA 5995 arrives on the timetable: more than half a day, so not a connection we count.