If you can't just use a USB stick,
Connect both machines to the same network and copy the file from one machine to the other via a shared directory on one machine
email the file as an attachment to the other machine
upload the file to a file sharing site such as drop box from one machine and then download the file fro that site to the other...
What is behind your question?
If you purchased a license for your copy of Filemaker Pro Advanced then you already have this.