This endpointing rule is based on both the last assistant message and the current customer message as they are speaking. Flow: - Assistant speaks - Customer starts speaking - Customer transcription comes in - This rule is evaluated on the last assistant message and the current customer transcription - If assistant message matches assistantRegex AND customer message matches customerRegex, the endpointing timeout is set to timeoutSeconds Usage: - If you want to wait longer while customer is speaking numbers, you can set a longer timeout.