Simplify the following text for a Grade 8 native English-speaking person.
Original: The current service starts from Strasbourg and is an overnight train to Vienna ( it joins with the sleeper from Amsterdam in Karlsruhe ) .
Simplified: The new curtailed service left Strasbourg at 22.20 daily , shortly after the arrival of a TGV from Paris , and was attached at Karlsruhe to the overnight sleeper service from Amsterdam to Vienna .