how do I get form 8949 form on turbo tax as am premier

Yes, you can enter selling expenses when you enter the sale.   TurboTax will automatically create Form 8949 when you enter the sale. 

Where do I enter Form 1099-S?

Or  search for home sale and use the Jump to home sale link.   Follow the instructions - you can enter selling expenses when you get to the screen below.  Sales expenses are listed in the sellers column of your settlement statement and include:

- commissions
- appraisal fees
- broker's fees
- legal fees
- advertising fees
- home inspection reports
- title insurance
- transfer taxes or fees
- geological surveys
- loan charges (points) or other fees paid on the buyer's behalf
- any fees for a service that helped you sell your home without a broker (listing fees, promotional fliers, etc.)

NOTE: Sales expenses do not include:
- mortgage payoffs
- home equity loan payoffs
- rent-back costs
- payoff to creditors
- property taxes
- home owner association fees