I won't be long. [She can most likely dress faster than any girl her age.]
Do you mind waiting?
[After entering the shop, she quickly locates some suitable looking clothes and folds them in her arms. She then heads to a changing room in the back to put on some of said clothes. A few minutes later, she emerges and walks back to him.]
[Action]
Do you mind waiting?
[After entering the shop, she quickly locates some suitable looking clothes and folds them in her arms. She then heads to a changing room in the back to put on some of said clothes. A few minutes later, she emerges and walks back to him.]
That's better.