Dreaming of thanking to someone means that you acknowledge and accept some aspect of this person.
Thanks Dreaming that you are thanking someone, is interpreted as a symbol for acceptance of character qualities. Thanking to someone in the dream shows that you are recognize the fact or importance of quality, that this person has, and you are willing to incorporate that aspect within yourself.
Thanks If you dream of saying Thank You to someone, then such dream shows the love and affection you have towards that particular person. On the other hand, the dream may reflect your acceptation for who you are.