Get your taxes done using TurboTax

I have not received my 2020 tax refund . I filed my self employed tax return with turbo tax on March 13, 2021. I have a coy of the receipt where I paid $120.00 . I also  need to get a copy of my 2020 Federal tax return. Trying to get through to the IRS is frustrating to say the least. and when I did they are saying they did not receive my 2020 tax return . Please help me to get some resolution to this situation