Complex sentence: On 29 January 2016, Dassault Aviation confirmed a two-year delay and production freeze on the Falcon 5X because of ongoing problems with the Snecma Silvercrest engine; the first flight is scheduled to take place in 2017, with an entry into service in 2020.
Split into simpler sentences: On 29 January 2016, Dassault Aviation confirmed a two-year delay and production freeze on the Falcon 5X because of ongoing problems with the Snecma Silvercrest engine. The first flight is scheduled to take place in 2017, with an entry into service in 2020.