Assuming that the letter was honest (as opposed to some practical joke), the majority of religious Jews would be ecstatic about the possibility of meeting God. Many religious Jews have committed their entire lives to the prospect that they may, one day, be in perfect union with God.
As for non-religious Jews, that entirely depends on how they view God and what they would want from God.
Hades. Who wouldn't want to meet the Lord of the Underworld?
Absolutely, Jesus too.
Isis
first may God bless you and your family then tell the reason why i wanted to meet Him
Hades meets everyone eventually. He is the God of the Dead.
Lencho wrote a letter to God asking for money because his crops were destroyed by a hailstorm. He addressed the letter to "God" and asked for a hundred pesos. Lencho believed that God would send him the money directly.
Yes we will meet both Jesus and God in heaven as Jesus said I go to prepare a place for you., as in my fathers house are many mansions , and if it was not so I would not tell you so.
Meaning...to meet god in heaven.. ie.. his own turf or hood
either they wouldent know, weird monsters would start hunting them down, or they would just meet their god/parent(or the not god parent tell them they had one).
The Hindu would just say that all the Hindu gods are the subordinates of the supreme Hindu god Brahman and therefore, irrespective of which of the infinite Hindu god he is worshiping, he would always be worshiping some part of Brahman.
Read the bible !
Be nice and loving to everyone one you meet and hope it catches on.