how to consume wcf method which is return type list in aspx.cs file

[operationcontract]
list< result> method(string name);

[datacontract]
public class result
{

[DataMember]
        public int no
        {
            get { return no;}
            set { no= value; }
        }
        [DataMember]
        public int age
        {
            get { return age;}
            set { age= value; }
        }

}

public list< result> method( string name)
{
    sqlcon
    sql command type procedure  name-input,no-output,age-output
    result rs=new result();
    rs.no=cmd.parameters["@no"].value;
    rs.age=cmd.parameters["@age"].value;
    list< result> rls=new list< result>;
    rls.add(rs);

}

ServiceReference2.Service1Client obj2 = new ServiceReference2.Service1Client();

Error 18  Cannot implicitly convert type 'sample.ServiceReference2.result[]' to 'System.Collections.Generic.List'