GA - number_selected

// Fire this dataLayer event when the user clicks the "Continue" button and proceeds from picking a phone number.

window.dataLayer = window.dataLayer || [];
  window.dataLayer.push({
   'event': 'number_selected',
   'process': 'rnw',  // Variable value. ID/name of the selected process.
   'number_type': 'assigned number'  // Variable value. Which type of phone number user selected - assigned number, favorite number, previous number
});