NoteBook using XML and ADO.NET

<?xml version="1.0" encoding="utf-8"?>
<NoteBook xmlns="http://tempuri.org/AllTables.xsd">
  <AddressBook>
    <address_ID>1</address_ID>
    <fullName>my name</fullName>
    <organization>my organization</organization>
    <mailAddress>my address</mailAddress>
    <note>my address</note>
    <mobile>my mobile1</mobile>
    <mobile>my mobile2</mobile>
    <mobile>my mobile3</mobile>
    <mobile>my mobile4</mobile>
    <homePhone>my phone1</homePhone>
    <homePhone>my phone2</homePhone>
    <homePhone>my phone3</homePhone>
    <homePhone>my phone4</homePhone>
    <workPhone>my work1</workPhone>
    <workPhone>my work2</workPhone>
    <email>my email1</email>
  </AddressBook>
  <Appointment>
    <appntmnt_ID>4</appntmnt_ID>
    <date>10/12/2002</date>
    <time>11:11 PM</time>
    <summary>
    </summary>
    <description>
    </description>
  </Appointment>
  <AddressBook>
    <address_ID>2</address_ID>
    <fullName>hamad al moquarri</fullName>
    <organization>kfupm</organization>
    <mailAddress>Saudi Arabia
Dhahran 123
KFUPM P.O. Box 1248</mailAddress>
    <note>This guy is a student ate KFUPM and he will graduate after 7 weeks with Bachelor Degree in Computer Scince.</note>
    <mobile>no</mobile>
    <homePhone>03 8280580</homePhone>
    <homePhone>01 6422925</homePhone>
    <homePhone>01 6422250</homePhone>
    <homePhone>01 4657809</homePhone>
    <workPhone>No work yet, searching for a job.</workPhone>
    <email>s972687@yahoo.com</email>
    <email>s972687@kfupm.edu.sa</email>
    <email>st972687@ccse.kfupm.edu.sa</email>
  </AddressBook>
  <Appointment>
    <appntmnt_ID>18</appntmnt_ID>
    <date>31/01/2003</date>
    <time>07:00 PM</time>
    <summary>My Graduation Date.</summary>
    <description>I will finish my university study after spending five and a half years.</description>
  </Appointment>
  <Appointment>
    <appntmnt_ID>19</appntmnt_ID>
    <date>18/12/2002</date>
    <time>06:35 PM</time>
    <summary>8</summary>
    <description>
    </description>
  </Appointment>
  <Appointment>
    <appntmnt_ID>20</appntmnt_ID>
    <date>31/12/2002</date>
    <time>10:05 PM</time>
    <summary>
    </summary>
    <description>
    </description>
  </Appointment>
</NoteBook>