You can speak to a person, you just have to go through the procedure to do that. You can get TurboTax support contact information, including phone numbers, at this link: https://turbotax.intuit.com/support/contact/index.jsp
did you file your 2020 tax return? the 2nd stimulus will appear on Line 30. Have you called the IRS?
on the 3rd stimulus, that comes from the IRS and they are still sending them out. it is not part of your 2020 tax return.