Given the task definition and input, reply with output. You are given a list of integers and an integer target, return a list of a pair of numbers in any order such that they add up to target. If there is no such pair of numbers, then return an empty list

[21, 7, 19, 49, 46, 37, 29, 9, 10, 31, 24, 4, 22, 3, 14, 12, 36, 17, 26, 44], target=50

[21, 29]