Treat the change as a prompt to review the relevant customer reply and confirm whether the ticket’s current handling path still fits. The keyword reflects the core content of that response, so a new term can indicate a genuine change of request, ownership, urgency, or required team.
For instance, a product team may be handling a “replacement” request. If a later customer response yields “refund,” the agent can validate the new request, update the ticket stage if needed, and involve the payments team rather than continuing the replacement process by default.