the ability to give an end user access to a workstation during a particular time frame each day

The ability to have an end user to have access to remotely connect to the workstation he or she is using at a certain time period each day to work around a user that is physically using the computer during regular business hours. For example having the remote end user have the ability to connect after 5 pm, so the remote user isn't interrupting the on-site user between 8 am to 5 pm