CV 251 then AA 2879 at O'Hare
Anchorage → Chicago → Charlotte
Timetable, Chicago time
19:00CV 251 from Anchorage at the gate
11:47AA 2879 to Charlotte leaves the gate
16 h 47 apart on the timetable, overnight
AA 2879 leaves 16 h 47 after CV 251 arrives on the timetable: more than half a day, so not a connection we count.