Implicit Intent - SMS

MainActivity.java

 intentSMS.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {

                Intent intent = new Intent(Intent.ACTION_SENDTO);
                String phoneNumber = "1234567890";
                String message = "hey there...";
                intent.setData(Uri.parse("smsto:" + phoneNumber));
                intent.putExtra("sms_body", message);
                if (intent.resolveActivity(getPackageManager()) != null) {
                    startActivity(intent);
                }
            }
        });