A magical word that can stop when you want to stop messaging someone

(1)”This is a real magic word in Kakaotalk.”
(2)Perfect for interrupting a conversation
(3)February 14, 2017, 1109 AM

(1)Cosmos Yass 2023-07-110348540
(2)Hey, hey, awesome!!
(3)I saw a dog on the street yesterday
(4)You must have a new girlfriend. Isn’t that amazing
(5)1103am
(6)103am
(7)The tteokbokki place that I told you about last time
(8)That place was closed
(9)I was supposed to go later, but it’s too bad that name
(10)1104am
(11)1105am
(12)Assistant 1
(13)Kang Kyung-ha 2023-07-10 194055 2870
(14)Best 2