Mobile phone scammers

Scammer number:44 20 45 71 6606
Any other scammer information: they called me 7 times now about starting moblie phone contract they asked if i want an iphone 15 with unlimited calls an texts then they said before we can coninue this chat i need to know if this your account holder number then they hung up and called again and there was a man shouting aggressively about giving him money or he will wil terminate my phone contract with my existing provider and my phone even came up when they called me with fraud