Return to the Zendesk app installation page and paste the token in.
It's that simple. Once integrated, Zendesk will automatically start fetching your users' sessions and displaying them in the Ticket or Chat window sidebar. Sessions are ordered by how recently active they were, like shown below:
All you need to do then is click a session you're interested in viewing. A modal will pop up giving you full access to Cohere, right in your Zendesk dashboard.