This feature is available on WP-Chatbot Pro
Time Action takes place to show the Greetings Dialog after selected seconds.
From the Plugin Action settings page,
( WP-Chatbot -> Actions — Show Greeting Dialog )
Set the time to Show Greeting Dialog after Selected Seconds.
E.g: Add 20 to display greeting dialog after 20 seconds.
From the main Plugins settings page, the Greeting Dialog Display is set to “Hide”
After some time using this use case, the Greeting Dialog is displayed after Selected Seconds.