\documentclass[11pt]{article}
\usepackage[margin=2.5cm]{geometry}
\usepackage[utf8x]{inputenc}
\usepackage{hyperref}

\usepackage{amsmath, amsthm, amssymb}
\usepackage{mathtools}
\usepackage{dsfont,bbm}

\begin{document}

\begin{center}
{\Large \sc Title}\\
\bigskip
{\large \bf Name and surname of the speaker}\\
\smallskip
\textit{Affiliation}\\
\texttt{e-mail}\\
% In the case of coauthors (otherwise remove):
\smallskip
(Joint work with Name Surname (affiliation), Name Surname (affiliation))
\end{center}

\bigskip
\bigskip
 
\smallskip

[Text of the abstract.]

%[Text of ackowledgment or funding information]

\bigskip

\end{document}