A: For sure, you can use an automation tool like Pabbly/Make etc, to set trigger event as any new meeting set in Google Calendar, & then connect wbiztool in workflow to send message to relevant group/number on whatsapp.

Here is a general tutorial on how to connect wbiztool to pabbly - https://youtu.be/RA_UKbJFruE
And documentation - https://wbiztool.com/docs/pabbly-connect/

and documentation of other automation tools - https://wbiztool.com/docs/apps-integrations/