Hi {!First Name},
It was nice to meet you at {!Occasion where you met}. I loved learning more about {!Something discussed}. I’m really interested to hear more about your role as {!Job title} at {!Company}, as {!Reason why you’re interested}. If you have time in the coming weeks, let’s {!Follow up action}. I’m generally free on {!Days of the week}, if that works for you?
Looking forward to keeping in touch!