He was headed to a house at 19th and Reed Street but never made it. His 1977 White Cadillac Eldorado was found Thursday in the parking lot at International Airport. His family took his picture to the ticket counters in the airport. Two Eastern Air Lines employed said they may have seen GIOVANETTI at a ticket counter and in an airport restaurant in the company of two men. He may have bought a ticket to Montreal, they said. But when Mrs. Giovanetti's brother went to New York to talk to a stewardess on the Montreal flight, the stewardess did not recognize the his picture, she said.