Join Date: Jul 2007
Location: Washington, D.C.
Programs: BA Gold Lifetime, AA 2M, Delta 2M, Hilton Diamond, Hertz President's Club, EK Platinum
Posts: 948
You will also see J0 when they are reserving the seats for married segments such as ORD-HKG-DAD. When you just look at HKG-DAD you see J0 but when you look at the connection... then their is availability.