The peace talks have been planned for 29 and 30 January but has been criticised for sidelining important opposition factions.
The relations between Turkey and the USA were restrained over the latter's support for the PKK's Syrian affiliate, the Democratic Union Party (PYD), and its armed wing, the Peoples' Protection Units (YPG) in Syria.
Without referring to Kurdish militia by name, Erdogan said in November: "We can not consider a terrorist gang with blood on their hands a legitimate actor".
Turkey launched the so-called Operation Olive Branch on Saturday in a bid to eliminate the US-backed YPG, which Ankara views as a terror organization and the Syrian branch of the outlawed Kurdish Workers' Party (PKK).
"Many political scientists are asking why do we care and say that the worst is the best: let the United States prove its inability to find an agreement, (to show) its destructive role in global affairs, let it be in Iran or Syria and where the unilateral actions have already infuriated Turkey", he said.
Philippine Volcano Spews Ash and Lava Charism Sayat AFP Getty
"This role should certainly be ensured", he said but added that all of Syria's ethnic groups should respect the country's sovereignty and territorial integrity.
Russian Foreign Minister Sergei Lavrov said the unilateral actions taken by the USA suggest it is either a misunderstanding or a deliberate provocation.
Russian Federation claims USA actions in Syria are a result of provocation or lack of understanding during joint talks with Yemeni officials.
Separately, Russian President Vladimir Putin's spokesman Dmitry Peskov - asked whether the Turkish offensive would complicate the Sochi congress - declined to comment, but said that the preparations for the conference were under way.
Manhunt sparked by killing, child abduction ends after suspect found shot
According to San Antonio station WOAI , police were called to a location to assist in a child exchange around 8:00 a.m. Concepcion kidnapped his son after killing his wife Sarah Alexis Furey following a discourse over a custody meeting.