migrate from thecartpress to woocommerce

There are some import/export plugins/extensions for converting datas between different commerce setups; you can search and look for them if any of them supports that migration:

Woo’s import/exports extensions section:
https://www.woothemes.com/product-category/woocommerce-extensions/import-export-extensions/

or some other services such as:
https://www.shopping-cart-migration.com/