Verb conjugation of "krönen" in German

Please take into account, that on May 10 and 11 there are holidays in the United States and that we do not work on Saturday. This will leave only the 15th, 16th and 17th for a company visit.
I have not installed ICQ, unfortunately, but I know many people who use other means of communication, perhaps I can down load it! Currently I am unemployed, I have worked as a waitress.
I have made an internship at a law office, but just for two months. Their salary is really bad. Now to my promise to correct your long message. You need to say: 'On Friday' not 'At Friday'.