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

[41, 5, 47, 7, 6, 45, 37, 31, 13, 40, 22, 17, 15, 21, 19, 24, 9, 23, 36, 29], target=84

[47, 37]