Originally Posted by
ft101
That doesn't sound right to me. Check in should be with the operating airline, in this case VN.
OP bought his ticket with AF. So, he goes to AF website for OLCI and will be redirected if needed.
Regarding luggage, unless I am mistaken, you can drop them off at ZYR.
Otherwise, it would be very stressful to do it at CDG with so little time.