Using CartFlows with WooCommerce enables you to integrate your marketing automation tools. If you're using ActiveCampaign, depending on which plan you purchase, you'll be able to integrate WooCommerce with it.
If your ActiveCampaign Plan is either Plus, Professional, or Enterprise, integration with WooCommerce is supported.
Here is the link on how to setup WooCommerce Integration with ActiveCampaign.
If your ActiveCampaign Plan is not supported, you might want to try the following alternative marketing automation tools.
Zapier for WooCommerceWPFusion