showDialog(
      context: bcontext,
      builder: (BuildContext context) {
        // return object of type Dialog
        return AlertDialog(
          title: new Text("Edit ParkSpot name"),
          content: Container(
            margin: EdgeInsets.fromLTRB(0, 10, 0, 10),
            child: new TextField(
              decoration: new InputDecoration(
                focusedBorder: OutlineInputBorder(
                    borderSide:
                        BorderSide(color: Theme.of(context).primaryColor)),
                border: OutlineInputBorder(
                    borderSide:
                        BorderSide(color: Theme.of(context).primaryColor)),
                filled: true,
                labelText: "Email",
              ),
              controller: nameChangeController,
              autofocus: false,
            ),
          ),
          actions: <Widget>[
            new FlatButton(
              child: new Text(
                "Confirm",
                style: TextStyle(color: Theme.of(context).errorColor),
              ),
              onPressed: () {},
            ),
          ],
        );
      },
    );