How could i find the name of a border agent at JFK. He checked our visas when we enterd USA.?

I tried to find out at the costumer care at jfk Aeroport but i couldnt find out anything.the border agent made us a big favour and i wish I could find at list his phone number to say thanks.i didnt catch his name.. he chech=ked my visa and one year before..too many coincedences....I invited him to the JW marriott in phoenix, AZ before i could come and work in New York..