B:	I don't know what I said to him
b iː WORD_BOUNDARY aɪ WORD_BOUNDARY d oʊ n t WORD_BOUNDARY n oʊ WORD_BOUNDARY w ʌ t WORD_BOUNDARY aɪ WORD_BOUNDARY s ɛ d WORD_BOUNDARY t ə WORD_BOUNDARY h ɪ m WORD_BOUNDARY