Interview,sales manager let you sell a bottle of mineral water 300 dollar，how would you response？

“You have to sell this bottle of mineral water 300 dollar to me”
“Are you kidding me,？selling 300 dollar? I can sell thirty thousand dollar”
“Are you kidding me？”
“You tease me first.”
“You really humorous, but unfortunately not suitable for sales, suitable for comic dialogue.”
“My dad is on the board”
“You're so funny, you're accepted!”