Yes, you can. To do so, follow the steps below:
1. Click on 'Manage Items' from main menu of your SMS account.
2. Choose "Email to SMS' and the page opens.
3. Now click on '+New' to create a new message content.
4. Enter the Email IDs, choose the Sender ID and enter the mail template content. Once done, click on "Save".
To know more, read our SMS Documentation.