Originally Posted by
tentseller
The only Y cabin in DL's fleet with 3-4-3 seating is the 744.
The 777 is 3-3-3; 767 is 2-3-2 and A330 2-4-2.
You are correct. However, doesn't change the point I was trying to make which is what the reason is for two seats together on this aircraft not being available for booking, at least on line. Possibly they may be available for booking through calling customer service.