Add the following into the booking confirmation email:
{{#booking.zoom_join_url}}
<a href="{{ booking.zoom_join_url }}">Click to join the Zoom call</h1>
{{/booking.zoom_join_url}}Add the following into the booking confirmation email:
{{#booking.zoom_join_url}}
<a href="{{ booking.zoom_join_url }}">Click to join the Zoom call</h1>
{{/booking.zoom_join_url}}