OZ 6344 then WN 2533 at San Francisco
St Louis → San Francisco → Phoenix
Timetable, San Francisco time
21:41OZ 6344 from St Louis at the gate
16:15WN 2533 to Phoenix leaves the gate
18 h 34 apart on the timetable, overnight
WN 2533 leaves 18 h 34 after OZ 6344 arrives on the timetable: more than half a day, so not a connection we count.