How to respond to "I will wait for you"?

Look at what came right before "I will wait for you." If you went quiet and she is calling that out, the line is a soft nudge, and she is telling you she noticed the gap without being upset about it. If the conversation was flowing and she was asking about your plans, the line is more likely a signal that she is keen and wants to keep things going at your pace. The difference matters because the first asks for reassurance and the second asks for momentum. If you can't tell, reply in a way that works for either reading: warm, short, and forward-moving rather than a heavy explanation.

Also check how long it has been. A few hours of quiet and a few days of quiet are read very differently, and a line like this after a week of silence can carry a little pressure. Say less when the silence was long, and don't pile on your reasons.

Warm and playful: she is teasing, so match the tone with a light line that acknowledges the wait and gives her something to respond to. The job is to keep it fun. You know this reply is working when she answers with a joke or a question, not a second apology. Keep it under a sentence or two, and leave out any mention of how long you were away.

Plain and direct: she may be a bit more serious, so answer the actual point without theatrics. Say that you're glad she's willing to wait and that you're back. This works best when the earlier messages were calm and you don't want to sound like you're putting on a show. Leave out compliments that make it feel like a big moment.

Forward-looking: this is the reply that moves the conversation somewhere, usually by suggesting a plan or asking her something she can answer quickly. You can tell it's the right kind when it leaves her a clear next step. Leave out anything that promises a future you haven't talked about yet, because that is where the reply tends to go wrong.

If she sent the line in the evening and you're replying late at night, it can read as a bit intense, especially if you write something long. A reply in the morning or early afternoon reads as relaxed. If you're already in a conversation, a reply within a few hours is fine. If you've been gone for days, aim to reply the same day she messaged, even if it's brief, rather than sitting on it for a better moment.

If she doesn't answer after your reply, leave it alone for a day or two. Don't send a second message explaining yourself. If the conversation has really stopped, you can send one short, low-pressure follow-up that gives her an easy way back in, like a question about something she mentioned earlier. If that also gets nothing, let it go. Repeated messages after a clear quiet period usually make the wait look like a problem on your side.