I would say if he does not call you back by friday call him again he could be playing hard to get?
1	I	I	PRON	PRP	Case=Nom|Number=Sing|Person=1|PronType=Prs	3	nsubj	3:nsubj	_
2	would	would	AUX	MD	VerbForm=Fin	3	aux	3:aux	_
3	say	say	VERB	VB	VerbForm=Inf	0	root	0:root	_
4	if	if	SCONJ	IN	_	8	mark	8:mark	_
5	he	he	PRON	PRP	Case=Nom|Gender=Masc|Number=Sing|Person=3|PronType=Prs	8	nsubj	8:nsubj	_
6	does	do	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	8	aux	8:aux	_
7	not	not	PART	RB	_	8	advmod	8:advmod	_
8	call	call	VERB	VB	VerbForm=Inf	13	advcl	13:advcl:if	_
9	you	you	PRON	PRP	Case=Acc|Person=2|PronType=Prs	8	obj	8:obj	_
10	back	back	ADP	RP	_	8	compound:prt	8:compound:prt	_
11	by	by	ADP	IN	_	12	case	12:case	_
12	friday	Friday	PROPN	NNP	Number=Sing	8	obl	8:obl:by	_
13	call	call	VERB	VB	Mood=Imp|VerbForm=Fin	3	ccomp	3:ccomp	_
14	him	he	PRON	PRP	Case=Acc|Gender=Masc|Number=Sing|Person=3|PronType=Prs	13	obj	13:obj	_
15	again	again	ADV	RB	_	13	advmod	13:advmod	_
16	he	he	PRON	PRP	Case=Nom|Gender=Masc|Number=Sing|Person=3|PronType=Prs	19	nsubj	19:nsubj|20:nsubj:xsubj	_
17	could	could	AUX	MD	VerbForm=Fin	19	aux	19:aux	_
18	be	be	AUX	VB	VerbForm=Inf	19	aux	19:aux	_
19	playing	play	VERB	VBG	Tense=Pres|VerbForm=Part	3	parataxis	3:parataxis	_
20	hard	hard	ADJ	JJ	Degree=Pos	19	xcomp	19:xcomp	_
21	to	to	PART	TO	_	22	mark	22:mark	_
22	get	get	VERB	VB	VerbForm=Inf	20	ccomp	20:ccomp	SpaceAfter=No
23	?	?	PUNCT	.	_	3	punct	3:punct	_
