UA 1575 then CA 1054 at O'Hare
Savannah → Chicago → Beijing
Timetable, Chicago time
10:41UA 1575 from Savannah at the gate
09:10CA 1054 to Beijing leaves the gate
22 h 29 apart on the timetable, overnight
CA 1054 leaves 22 h 29 after UA 1575 arrives on the timetable: more than half a day, so not a connection we count.