c# - Select name in autocomplete text box then load mobile no in 2nd text box -

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There are two fields in my database table: name and mobile no , And two text boxes in a form are an autocomplete text box by getting names from my first textbox database. I want that when I select name in the text box, then load it into another text box mobile no Can anyone help it? 

  changed the private zero text box 1_Text (object sender, EventArgs e) {AutoComplete (); } Public Zero Autocomplete () {SqlConnection conn = New SqlConnection (@ "Database Source ....."); conn.Open (); Autocomplete column compilation AutoItem = new auto complete column compilation (); SQL Commands Command = New SQL Commands ("Select from Table 1", Kon); SqlDataAdapter adp = new SqlDataAdapter (command); DataTable TBL = New DataTable (); Adp.fill (tbl); Foreign Currency (Datarao RW in TBL RO) {Autime. Ed (rw ["name"]. Tostrings ()); } Textbox1.AutoCompleteMode = AutoCompleteMode.Suggest; textbox1.AutoCompleteSource = AutoCompleteSource.CustomSource; Textbox1.AutoCompleteCustomSource = AutoItem; }}   
 
 
 After you select the text, some events need to be fire, Give the button  Get a mobile number  and do not use the mobile number name on click event of that button

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