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

[43, 8, 9, 46, 29, 2, 37, 22, 35, 45, 32, 21, 33, 3, 30, 44, 10, 18, 42, 39], target=37
[8, 29]