I'll do what I can to help you with this. QuickBooks programs don't offer an in-product way to convert these kinds of files, but through a quick Google search, I've found a few step-by-step articles and other resources you can look into. Check it out here: Google Search for convert pdf to csv. I'm confident you'll find one that works for you.
Once you've got your conversion done, don't be afraid to reach out for help with importing the csv into QuickBooks. I'll leave a few links below to get you started.