Unfortunately, compliments don’t buy products.
Fantastic article by Alfonso Franco - https://uxdesign.cc/how-to-discover-your-customers-willingness-to-pay-9963cb4d455c
It works better to keep your conversations quick and casual rather than long and formal. Everyone enjoys a good chat, especially if it’s about them — not you or your idea.
Keep it casual, listen more, talk less, and avoid pitching.