How to keep the conversation going when she says haha and nothing else

Read the haha against what came right before it. If your message was funny, a haha means she got it and is moving on. If your message was a statement about your day, the haha often means she has nothing to add to that particular point, not that she is bored with you. Her next message will usually show what she was doing. Check how she texted earlier in the conversation. If she writes full sentences most of the time, one word is a small outlier. If she has been short all along, the haha is just her style, and you should match her length rather than read meaning into it.

Also look at timing. A haha sent thirty seconds after your message suggests she is still in the conversation. A haha that arrives after an hour, with nothing before it, tells you she was probably busy and is glancing at her phone. Neither reading means you have done something wrong. Your job is to give her an easy next step, not to diagnose her mood from one word.

A good reply does three things. It acknowledges the haha without making a fuss about it, it offers something she can react to in a sentence or two, and it leaves room for her to take the conversation in a direction she likes. A question about her own experience works well when it is specific. Asking whether she has ever moved is generic. Asking what she did with the mugs she could not part with gives her something to tell a story about.

You can also add a small observation that invites agreement or disagreement. People respond to light opinions more readily than to direct questions, because a disagreement is easy to type. Keep it short. One clause, not a paragraph. The point is to hand her a thread, not to show that you have a lot to say.

Give it a reasonable window before anything else. If she is actively texting, a few hours is normal. If she has gone quiet after a haha, leave it for a day before you send another message, unless there is a real reason to check in. When you do follow up, do not reference the silence. Start a new thread of conversation about something else, or send a light message about something you were both already talking about.

If there is still no real reply after two attempts spread over several days, stop. You can always reopen the conversation later with a new reason to message. Continuing to send messages into silence turns a mild moment into something uncomfortable for both of you, and it makes the eventual reply harder to get.