AA 3385 then UA 4405 at O'Hare
Cedar Rapids → Chicago → Springfield Branson National
Timetable, Chicago time
19:49AA 3385 from Cedar Rapids at the gate
19:45UA 4405 to Springfield Branson National leaves the gate
23 h 56 apart on the timetable, overnight
UA 4405 leaves 23 h 56 after AA 3385 arrives on the timetable: more than half a day, so not a connection we count.