Final answer:
Transition language serves as a signpost in the listening process and indicates that a new topic or point is about to be discussed.
Step-by-step explanation:
The step in the listening process that initiates the next step in the conversation is the transition. Transition language serves as a signpost, indicating that the speaker is moving from one key idea to another. It signals to the listener that a new topic or point is about to be discussed, prompting them to actively engage and respond accordingly.