That choice all the way over on the left side---that says "Start for free" is the "do-it-yourself" software--it is not Live Assist.
ONLINE 2024
https://turbotax.intuit.com/personal-taxes/online/
If you started in the Free Edition and entered any data that required any extra forms or schedules, you have to upgrade to a paid version and if you are watching the screens carefully you are alerted to the upgrade.
TurboTax Online: Important Details about Filing Simple Form 1040 Returns
If you have a simple Form 1040 return only (no forms or schedules except as needed to claim the Earned Income Tax Credit, Child Tax Credit or student loan interest), you can file for free yourself with TurboTax Free Edition, or you can file with TurboTax Live Assisted Basic at the listed price. Roughly 37% of taxpayers are eligible.
Examples of situations included in a simple Form 1040 return (assuming no added tax complexity):
Examples of situations not included in a simple Form 1040 return: