A Task Management System using Three Layer Architecture

using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;

/// <summary>
/// Summary description for Task
/// </summary>
public class Task
{
	 private string taskId;
    private string taskName;
    private string taskDescription;
    private string taskStartDate;
    private string taskEstimatedEndDate;
    private string taskStatus;
    private string task_ProjectId;
    
    /// <summary>
    /// default constructor for creating task
    /// </summary>
	public Task()
	{
    }
   /// <summary>
    /// constructor for creating task
   /// </summary>
   /// <param name="taskId"></param>
   /// <param name="taskName"></param>
   /// <param name="taskDescription"></param>
   /// <param name="taskStartDate"></param>
   /// <param name="taskEstimatedEndDate"></param>
   /// <param name="taskProjectId"></param>
    public Task(string taskId, string taskName, string taskDescription, string taskStartDate, string taskEstimatedEndDate, string taskProjectId)
        : this()
    {
        this.taskId = taskId;
        this.taskName = taskName;
        this.taskDescription = taskDescription;
        this.taskStartDate = taskStartDate;
        this.taskEstimatedEndDate = taskEstimatedEndDate;
        this.taskStatus = "Running";
        this.task_ProjectId = taskProjectId;
        
    }
    /// <summary>
    /// sets and gets task id
    /// </summary>
    public string TaskId
    {
        set { taskId = value; }
        get { return taskId; }
    }
  
    /// <summary>
    /// sets and gets task name
    /// </summary>
    public string TaskName
    {
        set { taskName = value; }
        get { return taskName; }
    }
    /// <summary>
    /// sets and gets task description
    /// </summary>
    public string TaskDescription
    {
        set { taskDescription = value; }
        get { return taskDescription; }
    }
    /// <summary>
    /// sets and gets task start date
    /// </summary>
    public string TaskStartDate
    {
        set { taskStartDate = value; }
        get { return taskStartDate; }
    }
    /// <summary>
    /// sets and gets task estimated end date
    /// </summary>
    public string TaskEstimatedEndDate
    {
        set { taskEstimatedEndDate = value; }
        get { return taskEstimatedEndDate; }
    }
    /// <summary>
    /// sets and gets task status
    /// </summary>
    public string TaskStatus
    {
        set { taskStatus = value; }
        get { return taskStatus; }
    }
    /// <summary>
    /// sets and gets task project id
    /// </summary>
    public string Task_ProjectId
    {
        set { task_ProjectId = value; }
        get { return task_ProjectId; }
    }
}