If you have included a form on your Shopify product page and want it to also be included on your Shopify order confirmation, just follow the steps below.
On your Shopify account, click on Settings > Notifications > Order Confirmation
Search for the following text on this page:
Place this snippet directly below that line:
Looking to customize Sesami emails?
We are considering providing template customization for Sesami appointment confirmation emails. Please let us know by voting for this feature (Or anything else that you wish for) on our Feedback page