VIC: Hello, this is Xiao Zhang from the bank's customer service center. I'm calling because we have detected some unusual activity on your account and need your cooperation to verify it, ensuring the safety of your funds.  
Scam: Oh, really? I haven't used my card much lately, so maybe something's wrong. What do I need to do?  
VIC: Thank you for your cooperation. To secure your account, I need you to provide the ID number and phone number you used when opening the account so we can verify your identity.  
Scam: Okay, I'll give you my ID number. I can't quite remember my phone number, though. Can you wait a moment? I'll look it up.  
VIC: Sure, I've recorded your information. We'll process it promptly and safeguard your account. If any issues arise, we'll contact you again. Thank you for your cooperation, goodbye.  
Scam: Okay, thank you. Goodbye.