OK: So you have your email sent with some “Doodle” possible appointments and now you are waiting for a response. IT MAY NEVER COME. As you are waiting for something to happen!
Business folks are generally very busy. The more responsibility they have, the more demand for their time. Active business people are constantly prioritizing their day: putting out fires, meetings, etc etc.
Your email is not the highest priority on their list. In fact, your email may be relegated to a “to do” list for next week! Then what
So you need to make something happen without being a pest. How about a telephone call.