You have posted in the Adobe Premiere Elements Forum assumed by mistake.
Your program appears to be one named "Adobe Premiere sdk".
Please re-post your thread in the Adobe Premiere Forum or wait for a moderator here to see your thread here and move it from here to there.
I have not run into what you seek. Could this be it?
The people in the Adobe Premiere Pro Forum should be the ones with the answers on this.
Premiere Pro does not expose APIs for project conversion. If you want to export a project file from your application that Premiere Pro can import, I'd recommend creating a file according to the FCP XML spec: