I conferenced in a bot called Lenny: sip:13475147296@in.callcentric.com or plain old 1-347-514-7296 A lot of spam callers hang up once I say I'm transferring

I conferenced in a bot called Lenny: sip:13475147296@in.callcentric.com or plain old 1-347-514-7296 A lot of spam callers hang up once I say I'm transferring them, but sometimes they talk to Lenny until the whole script loops!