You can integrate you Calendly meeting URL with contact form 7, After submission of your contact form 7 you will redirect to Calendly meeting link auto-populated fields with your contact form 7 form details 🙂
Upload the plugin files to the ‘/wp-content/plugins/’ directory, or install the plugin through the WordPress plugins screen directly.
Activate the plugin through the ’Plugins’ screen in WordPress
Go the Contact form 7 and open Calendly Integration tab to configure the plugin
Plugin official website address
If you encounter problems in using the Form To Online Booking plugin, you can comment below, and I will try my best to help you solve the problem