\documentclass{beamer}

\usepackage[]{projektor}

\title{TITLE}
\author{YOU}
\date{}

\begin{document}
\maketitle

\begin{frame}[t,plain]{\contentsname}
  \tableofcontents
\end{frame}

\section{SECTION}
\begin{frame}{TITLE}
  Hello, world!
\end{frame}

\begin{frame}[plain,noframenumbering]
  \begin{center}
    \Large\textbf{Bye, world.}
  \end{center}
\end{frame}

\end{document}