\documentclass[a4paper,12pt]{article}

\usepackage{pgfplots}

\begin{document}

\begin{tikzpicture}
\begin{axis}
[
xmin = -5 , xmax = 5 , ymin = -5 , ymax = 5,
width = 12cm ,
height  = 8cm,
title = {Alireza},
xlabel = {Time(Second)},
ylabel = {Motaghayer} ,
ytick = {-10,-8,...,10},
xtick = {-10,-8,...,10},
xtick align = center,
minor tick num = 4 ,
%
%------Grid setting
%
xmajorgrids,
xminorgrids,
ymajorgrids,
grid style = {thick,dotted},
]
\addplot
[
style = solid,color = blue,
]
table[y index = 1 , x index = 0]
{picture2.dat};
\addplot
[
style = dashed,color =red,
]
table[y index = 2 , x index = 0]
{picture2.dat};
\end{axis}
\end{tikzpicture}
\end{document}