Examples:

• I'm sorry. He's not in right now.
• He's not in right now.
• He's not in right now.
• He's not in right now.
• He's not in right now.
• He's not in right now. I'll tell him you called.
• But he's not in right now, so he left me in charge.
• I'm sorry, he's not in right now.
• Sorry, he's not in right now.
• I'm sorry, he's not in right now.