Bay St. Louis business owners prepared for economic boost from passenger trains Bay St. Louis business owners prepared for economic boost from passenger trains By Jasmine Lotts | February 27, 2021 at 8:25 PM CST - Updated February 28 at 6:26 AM BAY ST. LOUIS, Miss. (WLOX) - The Amtrak passenger rail service is making its way back to South Mississippi in 2022 and some business owners, along the planned route said theyâre ready for the additional exposure. Tonya Hamby opened her boutique Mon Amie in the Depot District in early February. Hamby said that surprisingly, business has been steady even though sheâs one of the few businesses in the district.