的话 means, 'in that manner of speaking', 'in those words'. 的话 works with 如果 to form a condition which may or may not be fulfilled. However, 如果 will often be omitted, so you just hear 的话, a kind of posterior 'if'.
你有时候的话, 。。。。。 If you have time, ...
他来的话, 。。。。 If he comes, ....
明天下雨的话,。。。 If it rains tomorrow, ...