c# code || to make a password form

After drag and drop "group box" , "2 button" , "2 text box" and "2 label"

It was organized as the image

we will write this code in button"enter " then run

if (textBox1.Text == "mohamed" && textBox2.Text == "1")

{

form2 airline=new form2();

airline.show();

this.hide();

}

else if (textBox1.Text != "mohamed" && textBox2.Text != "1")

{

MessageBox.Show("enter true name or password", "error");

}

// with my best: mohamed basha