CZ 435 then AA 3960 at O'Hare
Anchorage → Chicago → Valparaiso
Timetable, Chicago time
17:05CZ 435 from Anchorage at the gate
08:34AA 3960 to Valparaiso leaves the gate
15 h 29 apart on the timetable, overnight
AA 3960 leaves 15 h 29 after CZ 435 arrives on the timetable: more than half a day, so not a connection we count.