Well, journey control does come into play with regards to upgrade availability. Let me post one example:
Code:
** DL - DELTA AIR LINES ** 005 MO 06FEB
SEE FLIFO FOR SHARED FLIGHTS
21 DL1595 V7 PDX ATL 0600 1334 0 738
Code:
** DL - DELTA AIR LINES ** 005 MO 06FEB
SEE FLIFO FOR SHARED FLIGHTS
21 DL1251 V3 ATL MCO 1500 1624 0 757
22 DL1483 V9 ATL MCO 1555 1718 0 764
Code:
** DL - DELTA AIR LINES ** 005 MO 06FEB
21 DL1595 V0 PDX ATL 0600 1334 0 738
DL1251 V0 ATL MCO 1500 1624 0 757
22 DL1595 V0 PDX ATL 0600 1334 0 738
DL1483 V0 ATL MCO 1555 1718 0 764