As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLT FLT 1109 EN-ROUTE LGA TO CLT - A HOT ODOR WAS NOTED IN CABIN IN BOTH TAKEOFF AND DESCENT. THE ODOR WAS NOTED TO BE PARTICULARLY PRESENT DESCENT AT IDLE. FLIGHT COMPLETED WITHOUT FURTHER INCIDENT. MAINTENANCE RAN BOTH ENGINES AND BLEED SYSTEMS. NO ODORS NOTED.