Serialization manually using text boxes

Question

hi all

   I want to serialization in xml . using window form application in c#. but while I m executing in an form an xml file will be crated. After that while I am entering manually the entered it also must be entered in xml file.

this is sample xml created inbuilted. but I want to enter manually in text boxes and enter values must be create as an xml file.

<?xml version="1.0" encoding="utf-8"?>
<AddressDetails xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
  <HouseNo>4</HouseNo>
  <StreetName>Rohini</StreetName>
  <City>Delhi</City>
</AddressDetails>v