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\usepackage[ddmmyyyy]{datetime}
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\begin{document}
\section*{\centering{Personal Letterhead}}
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\vspace{10 mm}
\begin{center}
\begin{tabular}{l l r}
\multirow{5}{*}{\includegraphics[width=0.17\linewidth]{logo.jpg}}&
\textbf{Gagan Deep Gupta} \\
& Student & \Mobilefone~+91-9588827141\\
& Department of CS & ~\Telefon~0141-2303608 \\
& SKIT &\FAX~+785748547878\\
&Jaipur,Rajasthan & \Email~gagandeepgupta520@gmail.com\\
\end{tabular}
\vskip2mm
\vspace{2mm}
{\color{red}\rule{\textwidth}{2.5pt}}
\end{center}
\hfill20/09/2019\\
\vskip5mm
%.............
Dear ....
%
\vfill
\begin{tabular}{l}
Sincerely Yours,\\
Author Name
\end{tabular}
\end{document}