GetListItem using sharepoint webservice

Introduction

In this codesnippet,explain to get list of item using web service.

CodeSnippet

public System.Data.DataSet GetListItem(string UserName, string Password, string Domain, string SiteURL, string ListName, string nodeQuery, Guid SiteGuid)
{
DataSet dsList = new DataSet();
try
{
ListData.Lists list = new ListData.Lists();
list.Url = SiteURL + "/_vti_bin/lists.asmx";
list.Credentials = new System.Net.NetworkCredential(UserName, Password, Domain);
list.PreAuthenticate = true;
System.Xml.XmlDocument doc = new System.Xml.XmlDocument();
System.Xml.XmlDocument xmlDoc = new System.Xml.XmlDocument();
System.Xml.XmlNode ndQuery = xmlDoc.CreateNode(System.Xml.XmlNodeType.Element, "Query", "");

//ndQuery.InnerXml = "";
ndQuery.InnerXml =nodeQuery;
System.Xml.XmlNode ndViewFields = xmlDoc.CreateNode(System.Xml.XmlNodeType.Element, "ViewFields", "");
System.Xml.XmlNode ndQueryOptions = xmlDoc.CreateNode(System.Xml.XmlNodeType.Element, "QueryOptions", "");
System.Xml.XmlNode items = list.GetListItems(ListName, string.Empty, ndQuery, ndViewFields, "", ndQueryOptions, SiteGuid.ToString());

System.IO.StringReader sr = new System.IO.StringReader(items.OuterXml.ToString());
dsList.ReadXml(sr);
return dsList;
}
catch (Exception)
{

}
return dsList;
}

Thank you