GetListItem using sharepoint webservice

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;

}