Han: "Milenium Falcon requesting departure clearence, over"
Tower: "Roger, Milenium Falcon, taxi away to runway 14 and wait for the United Airlines 450 to land, over."
Han: "Roger, roger, uh... moving to head of runway 14 over."
Tower: "We got uh... some reports of uh, turbulence at 130 might want to cruise at 18 thousand feet over."
Or...
Obi-Wan: "That is no moon... that is a battle station."
Han: "What are you talking about? That is a moon over there..."
Obi-Wan: "Ah, yes, you're right... But... look! That! THAT is no moon, it has got to be a battle station..."
Luke: "No... that's a coffee stain..."