LF 8443 then UA 2317 at O'Hare
MQY → Chicago → Memphis
Timetable, Chicago time
09:24LF 8443 from MQY at the gate
21:44UA 2317 to Memphis leaves the gate
12 h 20 apart on the timetable
UA 2317 leaves 12 h 20 after LF 8443 arrives on the timetable: more than half a day, so not a connection we count.