Asking for the money brings up ALL of our own mindset issues, and money issues.
We may stumble due to not being experienced, since we haven't gotten that many clients to this point.
You may hope they say "i'll think about it" <--- don't do this! Ask for the money!
Need to do this without sounding salesy or weird. They need you to be the one with the cool, calm head!
I give a real-life example from my coaching practice.