1. button

              <button name="%(action_any_name_goes_here)d" string="Open Wizard" class="oe_edit_only" type="action"></button>
              

Name is used as id in the window action

2. window action

<record model="ir.actions.act_window" id="action_any_name_goes_here">
	<field name="name">My Action</field>
	<field name="res_model">your.model</field>
	<field name="view_type">form</field>
	<field name="view_mode">form</field>
	<field name="target">new</field>
</record>

3. form

<record model="ir.ui.view" id="any_name_goes_here_view_form">
	<field name="name">any.name.form</field>
	<field name="model">your.model</field>
	<field name="groups_id"></field>
	<field name="type">form</field>
	<field name="arch" type="xml">
		<form string="My Form">
			<sheet>		                	
				<group> 
					<field name="field_1"/>
				</group>
				<group col="4" colspan="4">
					<field name="field_2"/>
				</group>
				<group col="4" colspan="4">
					<field name="field_3"/>
					<field name="field_4"/>
				</group>
			</sheet>
			<footer>
				<button name="added" type="object" string="Add" class="oe_highlight"/>
					or
				<button special="cancel" string="Cancel"/>
			</footer>

		</form>
	</field>
</record>

Note id of form view : model_name + view + form