What was found
CLT - EN ROUTE FROM TPA TO CLT, AT FL290, FLIGHT ATTENDANT REPORTED A SMELL AND HAZE IN THE CABIN. BEGAN DESCENT TO FL270, SMELL AND HAZE STOPPED. FLIGHT LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE ACCOMPLISHED CABIN ODOR JOB CARD 03L00021001. DURING GROUND RUN, COULD NOT DETECT AND ODOR AS REPORTED. NO HISTORY LAST 90 DAYS WITH REGARD TO ODOR. AIRCRAFT OK FOR SERVICE.