You can get a free workout guide for the Couch-to-5K also known as the C25K that's mega popular at the moment go to the page on coolrunning website and look for the section that says:
5K Training Schedule

Bookmark this Couch-to-5K running page so that you can easily return to check on your progress.
The Couch-to-5K Running Plan | C25K Mobile App

The App costs money so skip that and copy the C25K training schedule and print it out so you always have a copy and do it, it really works!