diff --git a/src/main.go b/src/main.go
new file mode 100644
index 0000000..0f1807e
--- /dev/null
+++ b/src/main.go
@@ -0,0 +1,54 @@
+package main
+
+import (
+	"flag"
+	"fmt"
+)
+
+func main() {
+	var (
+		name  string
+		phone string
+	)
+
+	// https://gobyexample.com/command-line-flags
+	// numbPtr := flag.Int("numb", 42, "an int")
+	// boolPtr := flag.Bool("fork", false, "a bool")
+	// fmt.Println("fork:", *boolPtr)
+	// fmt.Println("numb:", *numbPtr)
+
+	nameArgument := flag.String("name", "", "a string var")
+	phoneArgument := flag.String("phone", "", "a string var")
+	flag.Parse()
+	// fmt.Println("tail:", flag.Args())
+
+	name = *nameArgument
+	phone = *phoneArgument
+
+	fmt.Println("> Name")
+	if len(name) == 0 {
+		_, err := fmt.Scanln(&name)
+		if err != nil {
+			fmt.Println(err)
+		}
+		for name == "" {
+			fmt.Println("Name is required")
+			_, err := fmt.Scanln(&name)
+			if err != nil {
+				fmt.Println(err)
+			}
+		}
+	}
+
+	fmt.Println("> Phone")
+	if len(phone) == 0 {
+		_, err := fmt.Scanln(&phone)
+		if err != nil {
+			fmt.Println(err)
+		}
+	}
+
+	fmt.Println("> Processing...")
+
+	fmt.Printf("Confirm %s e %s\n\n", name, phone)
+}