Translation of biodiesel in German

All travel agents, but one, were all pritty unreliable as one could perceive immediately. We did not care for a dollar more or less and everybody promised the same which was not convincing.
People on the bikes continued to drive around us although we were in the middle of the street. Supposedly this city has more than ten million inhabitants and more than three million bikes.
Breakfast was really nice, since the hotel had a nice buffet and good coffee. We than went to look for a car rental service to get a car for the day. We wanted to drive around the lakes region.