Dear source.sender.firstName,

Thank you for your interest in the role of job.title at company.name.

We have reviewed your application, and regret to inform you that we will not be moving forward with your application at this time. However, we will keep your resume on file for future openings, and will get in touch if another role comes up that might be a better fit.

Thanks again for your application; we wish you all the best and hope that you will remain enthusiastic about company.name.

If you have any questions, please feel free to contact me at this.email.

Sincerely,
this.fullName