Complex sentence: In May 2015 Seaport Airlines announced its plans to end service to and from Greenville Mid-Delta Airport and after receiving proposals from four airlines, the city council last month unanimously chose Boutique Air as Greenville's next airline.
Split into simpler sentences: In May 2015 Seaport Airlines announced its plans to end service to and from the airport. After receiving proposals from four airlines, the Greenville, MS city council unanimously chose Boutique Air as its next airline.