The context of the following conversation is Jan wasn't so sure about Riley's idea at first, but Riley was able to convince Jan the idea is good.:
Riley says I convinced Jan that I had good idea for a business. I think it's a good one..
The friend responds What's the idea?.
Riley responds To rethink the baby bottle.  I've just had a kid so I'm seeing opportunities in baby bottles..
The friend responds So you're going to make a baby bottle?.
Riley responds We've been working on a design for a while..
The friend responds Good luck to you both..