Possible Clues:

• ''Should all of us do this?''
• "Let's begin, okay?"
• 'Let's begin, okay?'
• 'You want to?'
• Comment often preceding 'Let's'
• 'Ready to go?'
• 'Ready to roll?'
• 'Are you up for it?'
• Polite "Ready to go?"
• "Let's" evoker