Try the following steps:
1. Go to appearance > elements, and create a new block element.
2. Go to the consultancy page, select the GB container which contains the contact form, click the 3 dots icon, and select copy.
3. Go back to the new block element, and paste the GB container there.
4. Choose hookas the new block element type, and choosebefore_footer as the hook name, choose blogas its location.