Verb conjugation of "sorgen" in German

Can we meet on the March 4 or 5 (Tuesday or Wednesday) in Cologne? I am delighted to see you again soon. We are in the beginning of March and we look forward to seeing you next week. Here's a photo.
I wanted to post a comment to your blog, and just after this email there was the power outage - so I am sending here the full original email once again. And thank you for your kind words.
This is a fantastic idea, I am learning German just since last year. I speak, write and read well, and I will improve soon. This site, Vocabulix, I'm visiting often and I am mostly online.