Originally Posted by
Deltahater
What would you like AA to do for you? Most likely it will be a BA solution, not an AA solution.
If BA gets the OP and family to their final destination (as shown on the BA ticket, i.e. JFK) it has no further responsibility. The OP would be wasting his time trying to talk to BA.
Linking two reservations may help a bit, but it does not create a legal obligation. Booking two separate tickets is rarely a good idea, and even less so when traveling with kids..