: Can I speak to John please?
: He's not here at moment. Would you like to leave a message?
: Oh that's ok. I'll call back later.
: Is Julie there?
: Afraid not. Can I take a message?
: Yeah,could you ask her to call Dave back.
: I'm calling about the ad for a TV for sale.
: OK. Can I take your name and number?
: Sure. It's size,and my number is.....