I will tell you below how to contact a tax expert as part of your Live TurboTax product.
It's also possible someone may comment on your amended dependent issue today when more tax helpers are in the forum, but it would require more info. It would help if you explained what the dependent issue was in the original return, and then what you changed it to in the amended return. And you may also need to describe the dependent's situation-i.e., dependent's age, student situation, relationship to you, etc.
To answer your other question:
imwickie78
asked "where is the live agent i payed for"
FAQ: How do I connect with a tax expert in TurboTax Live?
https://ttlc.intuit.com/turbotax-support/en-us/help-article/product-setup/connect-tax-expert-turbotax-live/L73wOZD5D_US_en_US