How to suggest a coffee date when she says she's not sure yet

The phrase on its own is vague, so look at the shape of her reply. If she keeps the conversation going, asks you something back, or mentions a time she's free, the not sure is probably about timing or caution, not interest. If her reply is short and flat and she moves on to something else, she's probably not keen to meet yet. Pay attention to whether the chat itself is still warm. A woman who's interested but cautious usually still sounds interested in the texts. A woman who has checked out tends to reply more slowly with less energy, even if she never says no.

Also check the history. If she's been replying within minutes and suggesting things herself, the not sure is probably a soft pause. If you've been doing most of the work and she's been giving short answers from the start, treat the not sure as a no for now and adjust your expectations.

What works is naming one specific option, keeping it short, and making it obvious she can say no without any awkwardness. Something like a 30 to 45 minute coffee on a weekday afternoon near somewhere you both have a reason to be. The shorter and more concrete the ask, the less she has to think about. Tell her you're happy to pick a different time. That makes the decision hers and shows you won't read a no as a rejection of you.

Acknowledge the not sure without arguing with it. Say you get that she's busy or still deciding, and that the offer stands whenever she wants it. This lets her move toward yes on her own schedule. Don't ask what would change her mind. That makes her justify herself, and the answer usually gets harder.

After you send the coffee suggestion, leave a normal gap before following up. If she's still chatting with you as usual, keep the conversation going and leave the coffee question alone for a few days. Once it's been about a week and you haven't heard back on the date, send one short, friendly check-in that doesn't re-pitch the coffee. Pick up a topic you talked about and keep the door open lightly. That's enough.

If she replies warmly but still doesn't commit, you can try one more specific suggestion later. If she goes quiet, or sends a short reply that closes the thread, stop there. Don't send a third or fourth nudge. One follow-up that goes unanswered means the not sure has probably become a no, and more messages will only make the exit harder for her.