Retirement tax questions
There is no special interview in TurboTax for Form 1099-S - it is entered in the Stocks, Mutual Funds, Bonds and Other interview of Investment Income and is not a Form 1099-B.
In the Stocks, Mutual Funds, Bonds and Other interview, answer "No" when asked "Did you get a 1099-B or other brokerage statement for these sale?" Then, enter the second home sale information from the 1099-S.
In desktop versions of TurboTax, the screen looks like the following:
