Originally Posted by
StayingHomeIsBetter
I hope that all of those who are counseling the OP to go ahead and purchase multiple reservations on DL won't mind the day they have to purchase a Q fare ticket because the last L fares were bought up by someone doing the same... tying up seat inventory and releasing it near departure when only M fares remain.
Not my problem, and not really your problem either. Overbooking is already a thing, and these sorts of things go into what amount Delta is willing to overbook a flight by.