You can set up auto response messages on incoming SMS using SMS on Workflow feature. With SMS on workflow you can define actions for workflow rules & send auto replies to incoming queries.

For e.g.: if you receive response as Yes from your customer send auto response as “Thank you for showing interest” For this, you need to understand how to use “SMS On Workflow” feature. You will have to create a workflow rule on Incoming SMS object and then set up the workflow for sending auto message. Create SMS Template for auto response with template type as “Incoming SMS”. Generate “Configuration Name” with SMS On Workflow addon Setup Workflow rule on incoming SMS object Set an action as “Create Task” & Paste the Configuration Name generated in step 2 in this Task comment section. Activate the workflow rule