Posted a negative review here. Sixt took this very seriously and solved everything.
Car Hire Dresden Deals - Sixt rent a car
With five convenient pickup locations, your car rental with Sixt in Dresden, Germany, couldn't be any easier. Pick your car hire up straight from the train station or airport and with a 24h return you giving you less reason to worry about getting to the airport. You could enjoy your holiday in Germany whilst driving an economy car, luxury sports car or convertible, estate car or an off-road 4x4, if you fancy a ride out to enjoy Germany's countryside. We have plenty of additional extras available to make sure you have everything you need whilst travelling in Germany.