I didn't complete it neither. It was an abuse. And the following event track, classics sands, asking for 9260 points was impossible too. I quitted the game at that point. This game only gives me anxiety and stress, no more relaxation or funny moments. But EA doesn't listen suggestions. They're only in their incoming obssession...
There's another thread in this forum, named trains, where people are complaining about this. The new season comes with new challenges and surprises: The top defy is: "Until what point of incompetence can EA arrive to be?"