Complex sentence: Eventually, Skyways-Coach Air operated the original London-Paris "Coach-Air" service exclusively with the new 748 turboprops at a very high daily frequency throughout the year and launched additional seasonal "Coach-Air" services from Lympne to Clermont-Ferrand.
Split into simpler sentences: Eventually, Skyways Coach-Air operated the original London-Paris "Coach-Air" service exclusively with the new 748 turboprops at a very high daily frequency throughout the year. In addition to this service, Skyways Coach-Air launched seasonal "Coach-Air" services from Lympne to Clermont-Ferrand.