Have a plan in place. Coffee shops. A man shall leave his father and his mother and hold fast to his wife, and they shall become one flesh. On one end of the spectrum are arranged marriages. I'm doing the best I can to point others to Christ and trying to not get in the way during the process.
The Bible helps us know who to listen to and what voices to tune out. Can they go to lunch with a non- Christian? I often charge students to find out what their parents think about dating AND to examine it in the light of question one.