Use this SR to request for the user's work email address if you notice they provided their personal email address. 

Note: Do NOT forget to change [CLIENT] to the correct client's name, twice.

Thank you for contacting DOC [BUREAU] CLC End-User Support!

For security reasons, we are only allowed to send login credentials or information to [CLIENT] Email Addresses. For us to assist you further, do you have access to your [CLIENT] Email Address? If so, can you provide it to us, please? We look forward to your response.

Thank you in advance!