Accepted I got scammed

hello so i posted a forum on srouce op to sell all of my unusuals for cash money, and i get an add from this person http://steamcommunity.com/id/gIacierpegasus, acting like the real glacier pegasus i traded him the pyro chief hat first and bam he says he sent the payment but he didnt, please help me!
http://steamcommunity.com/id/sickest_skater_ever this is my steam id and here is the convo
Glacier Pegasus: hello
pH. SickCakes: hey
Glacier Pegasus: still got that plasma chief ?
pH. SickCakes: yes i do whats your offer
Glacier Pegasus: 85$ sound good ?
Glacier Pegasus: a bit under your price, but can't really offer more
pH. SickCakes: hmmmmm
pH. SickCakes: one sec let me think okay sir
Glacier Pegasus: there my rep if u mind http://www.sourceop.com/modules.php?name=Forums&file=viewtopic&t=101415
Glacier Pegasus: okay
pH. SickCakes: sorry if i am taking a long time i am just applying for new jobs sorry
pH. SickCakes: okay well i am back dude
Glacier Pegasus: ^.^
Glacier Pegasus:
pH. SickCakes: hahah here is my email [email protected]
pH. SickCakes: select it as gift, for the title put vurtal item
Glacier Pegasus: how u want
pH. SickCakes: if i give you the item now dont run off i am trying to cash out
Glacier Pegasus: got a resonable amount of rep, not going to to that ^^
pH. SickCakes: okay man i am looking at your rep here we go
Glacier Pegasus: k
Glacier Pegasus has accepted your request to trade.
Glacier Pegasus: thanks
pH. SickCakes: dont run away
Glacier Pegasus: payment sent
Glacier Pegasus is now Offline.
he never sent me a payment i never got a dime he stole my hat and i dont know what he did to it!

Read the sticky. Your report is useless because
1. no screens
2. he changed his custom id already - can't open his page

edit: never mind. clear impersonation, stolen hat is in their inventory

steamID: GIaci_er Peg_as_us
steamID32: STEAM_0:1:51083271
steamID64: http://steamcommunity.com/profiles/76561198062432271
customURL: http://steamcommunity.com/id/_gIacierpegasus
steamrepURL: http://steamrep.com/profiles/76561198062432271

http://www.tf2items.com/item/810072894

And accordingly tagged