1. Navigate to Channels > Messaging variables in the left-hand navigation bar.
2. Click Add in the upper-right corner of the page.
3. Enter a chat session name for the messaging variable in the Label field.
4. Click the Channels dropdown menu and select the Engage Messaging channel to which the messaging variable will apply.
5. Enter an integration name for the variable in the Variable field.
6. Click the Type dropdown menu and select the type of information that the variable will contain.
7. Click the Show in chat session checkbox. (optional)
8. Click the In page filling checkbox to show the CSS selector field. In the field, enter the name of the CSS element from which the platform will get the information.
9. Click Save.