Hi @swoodall123 ,
Of course! First I ment you can add more inputs for the PowerApps V2 trigger:

Next, you can use that extra created input for filename as a dynamic value at the create file in SharePoint step.
Don't forget to at the file extension to the text string you get from the PowerApps, for example like this:

Note that in your PowerApp, the flow will ask for 2 arguments now.
I hope this cleared things up for you. If so, please click on the Thumbs Up below. and Accept it as the solution, so this could be helpful to others with the same problem.
Kind regards, Jan-Pieter