What to do when she said the date went great but didn't ask for a second one

She's not rejecting you, but she's also not volunteering for date two. This matters. If she wanted to see you again, she usually says so in that same message. The fact that she didn't means she's uncertain about you, or she's following the old rule that the guy should always make the next move.

Don't read this as "she had fun but doesn't like you." Read it as "the ball is in my court and I need to throw it back differently." She didn't open a door and walk through it. She opened a door and stood in the doorway. Your job is to step through with something concrete, not ask permission to come closer.

You need to propose a second date in your reply. Not ask if she wants one. Not float the idea. Propose it. This means naming a thing you could do together, ideally a day or time that's actually soon. Don't make it vague or let her do the work of filling in details.

At the same time, reference something specific from the date. One detail that shows you were actually present, not just going through motions. This proves the date landed on you too, and it shows her you're thinking about her as a person, not just checking off "ask for date two."

Reply within a few hours of her message, while the date is still fresh. Waiting days sends the signal that you're playing it cool, and cool is the last thing that works when someone's already lukewarm.

After you send your proposal, give her roughly 24 to 48 hours to respond. If she says yes or counters with a different time, you're in. If she goes silent, send one more message after three days. Keep it short. If there's still nothing after that, you have your answer. She either wasn't feeling it or she's waiting for someone else to lead. Don't keep pushing.