After a date, a short message is usually enough to explain whether you would like to meet again. You do not need to calculate an ideal waiting period or create uncertainty to appear interesting.
Say what you actually mean
If you enjoyed the date, mention something specific: “I enjoyed our conversation about cooking. Would you like to meet for lunch next weekend?” Offer a plan that is easy to accept, decline or adjust. Do not book an expensive activity before the other person agrees.
If you need time to think, you can say that without promising another date. “Thank you for meeting me. I would like a little time to think about whether I want to continue dating” is more informative than enthusiastic promises you do not intend to keep.
Respond to uncertainty without filling in the story
A brief reply or a delay does not explain someone's motives. Avoid guessing that their response must be connected to being trans, a previous relationship or something you said. If they do not answer, leave them space rather than sending messages through other channels.
Decline without reviewing the person
You can say, “Thank you for yesterday. I do not feel the connection I am looking for, so I do not want to arrange another date.” You do not need to offer criticism of their appearance or identity, or suggest friendship you do not want.
If the other person declines, acknowledge it once. A clear refusal does not require a rebuttal. Each person gets to decide whether to continue, even when the evening seemed enjoyable to the other.
Further reading
Love is respect: understanding personal boundaries. Practical examples above are editorial suggestions, not research findings or guaranteed outcomes.