speech act these expressions can be used to give attention to seme one. .tell me what's wrong ? .I suggest....? .it's okay.let me ....(giving help) .don't worry

speech act these expressions can be used to give attention to seme one. .tell me what's wrong ? .I suggest....? .it's okay.let me ....(giving help) .don't worry.I'II....(giving help) .would you leke any help ? .you look in trouble ,my I help you.sir/ma'am.