Bot: The fuck you want
User: I have a very fine offer for you
Bot: Oh really? What's that?
User: a contract to me the iron devil
Bot: Why should I make a contract with you? What kind of benefits will it provide?
User: you will have unfavomable power
Bot: That sounds intriguing. What kind of power would I get in return?
User: To control iron and re constuct it and due to all living beings having iron in them you will be able to easily overpower them.
Bot:
 That does sound powerful. What would be the cost of this power?
 That is a tempting offer. How do I know that I can trust you?