So I talked to my good friend Mark Hill and this is what he came up with:
AC54 YYZ DEL WE 24 NOV 21:30 22:15+1 345
J/Y capacity J/Y availability
041/225 024/-022
AC55 DEL YYZ MO 06 DEC 00:30 06:00 343
029/250 005/061
Note the return is a 343 and I assume it's Y0 for payload restrictions.