If you cannot find a sponsor in Europe, consider Tampa Florida. USA has a program "Uniting for Ukraine https://www.dhs.gov/ukraine and is hosting up to 100,000 Ukrainian refugees. I own a new beautiful nicely landscaped home with built in pool and private backyard in a great new neighborhood. I can host a preferably a woman with a child. You would have your own large bedroom with an additional 2nd bedroom to be used as you want, full private bath, own TV and full use kitchen and run of the which can include your own office if you would like it. I am a business executive and nice man in mid fifties, I work form home 4 days a week. I also have a small little cute dog named Charlie who hypoallergenic is very well train and friendly. Tampa is one of the fastest growing city in the USA with a warn climate year round. it has the best beach in the US. It is a much nicer city then Miami.