As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PAX AND FLT ATTENDANT SMELLED BURNING ODOR FROM MID CABIN AREA AROUND ROW 25. MTC INSPECTED AREA FOUND NO SMELL. FLT ATTENDANT NOTED SMELL HAD DISSIPATED AFTER AWHILE. NO C/B POPPED IN ACFT AND COULD NOT DUPLICATE WITH PACKS ON OR OFF.