Can I speak to John, please? I'd like to speak to John.
I'll put you through. Hold the line, please.
I'll connect you now.
I'm sorry, he's on another call
I'm sorry, he's not available at the moment.
Please call back later.
Could you ask him to call me?
Would you like to leave a message?
Who's speaking?
Who's calling, please?
Could I ask who's calling?
Can I have your name, please?
Who am I talking to?
It's Mary speaking.
Is it convenient to talk at the moment?
Sorry, you must have the wrong number.
Sorry. I think you've dialed the wrong number.
Hang on for a moment.
I'm about to run out of credit.
What number can I reach you at?
Who do you want to talk to?
Hold the line, please.
I've got a very weak signal.
Can you hear me OK?
Could you please speak up?
Sorry. I didn't catch that. Could you say it again, please?
