I wait, talk to the human, and help them to realize they have the worstest job in the world. Then I add them to my cell phone, but mark the SEND DIRECTLY TO VOICEMAIL box. A few choice words describing her [***] helps too.
I just received a call from these jokers offering the great and glorious cruise, all they want is
a small down payment to secure everything, ergo; your credit card info and id. Whoever invented/developed the telemarketing idea should be tossed into a live volcano.