と伝えていただけませんか => Could you tell, Could you convey N4
ように言う/頼む/注意する/伝える => to convey; to report; to transmit; to communicate; to tell; to impart; to propagate; to teach. N3
いい => (Refuse) enough N3
Refuse
ないといい => Not doing...it's better N4
Aspiration
いっさいない => Not at all N2
Emphasize negative meaning
いない => Inside, within... N3
Scope
いちがいに…ない => Impossible... in general N2
Description
といいなあ/たらいいなあ/ばいいなあ => it would be nice if; should; I hope ~ N3
~といい~といい      => both ... and; not only ... also; whether it be ... or ~ N1
… がいい ... => ... I hope that ... N3
Expected
もういい => That's enough... N4
Refuse
たいがい => in general N2
Repetition, habit