We refer to your email dated regarding joining back our organisation. We regret that we are unable to consider your request for re-employment with us.
18th June 2019 From India, Mumbai
You may reply this way also
We thank you for your interest in joining us. However as we don't have any opening matching your skill set and experience, your resume will be kept in our database and in case of future opening we will consider your application for employment.
18th June 2019 From India, Madras