You're looking to create an unattended installation of Windows 7 using Tiny7 Rev03, a popular mini Windows 7 distribution. I'll provide a general outline of the steps to achieve this.
Insert the USB drive, restart your computer, and enter the BIOS settings to set the USB drive as the first boot device. Save the changes and exit the BIOS settings. The unattended installation should now begin. You're looking to create an unattended installation of
Here's a basic example Unattend.xml file: restart your computer