Looking for guidance from fellow FTers. Flew 840 MEL-SYD-LAX. Upgrade NOT applied for MEL-SYD but did clear for SYD-LAX. Used copay/miles to UG Y to C (as was a split fare code so SWU was N/A).
Since cost was for all legs but was not for all, what should/could I ask UA for the MEL-SYD portion in Y