How to complete the process if there are no unread messages. You need to complete with the status "Success"

[lakshman (Ganta lakshman)]

@Leonid_Bernatskikh

Use Terminate workflow activity to stop process.

Terminate the workflow at specific time without message box

I want to terminate the workflow without message box. Currently I am getting message box after terminatation.I want to terminate or stop the workflow at specific time. How can i do that?