A Guide to Typed-in Choices

If I want to remember an input (like the readers name), do I need to use a label?

How would you do a text like this except with numbers. In one of my stories, I have a character asking another for their shoe size. Ex:

What is your shoe size? | What is your shoe size? (SHOE)
this can be anything from a 5-10

KAI
[NAME] wears a [SHOE] shoe