So you would like to connect two displays to your computer with a USB connection? The StarTech.com USB to Dual HDMI Adapter can help. It supports up to 3 displays in extended mode. It can be used with Windows, macOS, and Chrome OS devices. This adapter has dual HDMI video outputs (4k & 1080p).
This USB to dual HDMI adapter has a compact design, so you can easily fit it in your laptop bag. It comes with an integrated USB-A to USB-C dongle. More information is available here.