"can la help you?"日本語で何を話しますか？
"手伝いましょうか?”です。

Question

"can la help you?"日本語で何を話しますか？
 "手伝いましょうか?”です。

Answer

For example, a clerk in a shop says "Can I help you?," it is "いらっしゃいませ." When someone is in trouble in a street and you want to help him, you say "Can I help you?," which is "手伝いましょうか?"

Answer

Do you mean "Can I help you?"
There are hundreds of ways to say it in Japanese. It depends where you are.