Complex sentence: The company officially announced its Mint premium class product on September 30,2013; the aforementioned service was to be available on flights between New York and San Francisco and New York and Los Angeles, with fares for Mint-class seats starting at each way.
Split into simpler sentences: The company officially announced its Mint premium class product on September 30,2013. The service was to be available on flights between New York and San Francisco and New York and Los Angeles, with fares for Mint-class seats starting at each way.