Translation of einundvierzig

I hope you you had a successful week in Dortmund. Because of the bad weather at the last moment I could not get on my flight to Dusseldorf and I have stayed home. I was afraid to fly.
I've been working on and off on the dictionary during the entire week, and I'll spend some more hours on it this coming weekend. Sometimes he would get a bit mixed up and use formal Castilian sometimes instead of informal.
Paris is totally a city for tourists because it has so many attractions. The Eiffel Tower should look beautiful at night. There are many ways to entertain yourself there. Start with the cafes.