OO 9909 then OO 317 at O'Hare
Waterloo → Chicago → Birmingham (Alabama)
Timetable, Chicago time
16:47OO 9909 from Waterloo at the gate
10:14OO 317 to Birmingham (Alabama) leaves the gate
17 h 27 apart on the timetable, overnight
OO 317 leaves 17 h 27 after OO 9909 arrives on the timetable: more than half a day, so not a connection we count.