Before transferring and conveying any of said real estate, the governing body of such city shall negotiate a contract or contracts for the sale or sales of such real estate. When any contract has been accepted and a resolution accepting the same made a part of the records of such governing body, said city by its mayor and clerk is hereby authorized to make, execute and deliver a good and sufficient deed or deeds of conveyance to the purchaser or purchasers thereof.
K.S.A. 3-144c