If you want to auto forward, automatically retry and schedule an SMS on your iPhone, we will teach you how. But first you will need to jailbreak your iPhone to do it. After jailbreaking and installing Cydia, search for biteSMS on Cydia and install it.
The biteSMS enables you to Quick Reply, Quick Compose, Scheduled Messages, Auto-Forward, Auto-Retry, Passcode Lock, Privacy, Delivery Reports, Contact Pics, Easy Pick Smileys, Templates, Signatures and more. It will completely replace the built in Messages app on your iPhone.