Here’s a slide improv in open G tuning. I don’t have TAB, but if you like this kind of stuff and want to learn the style I have plenty of video and TABS on my TrueFire site, which you can check out for free by following this link:
https://truefire.com/redeem/channel?code=CHANNEL-2422
https://truefire.com/redeem/channel?code=CHANNEL-2422
I also have books for sale at:
https://learnbluesguitarnow.com