Given a text passage as input comprising of dialogue of negotiations between a seller and a buyer about the sale of an item, your task is to classify the item being sold into exactly one of these categories: 'housing', 'furniture', 'bike', 'phone', 'car', 'electronics'. The output should be the name of the category from the stated options and there should be exactly one category for the given text passage.

Buyer: how we doing today
Seller: I'm good - are you interested in the bike?
Buyer: yes I am , it's a gift for my son
Seller: It has been ridden very few times and I just cleaned it up. I'm asking $100
Buyer: and i am asking for a break and let make a deal today, I am willing to give you 55
Seller: I think it is worth a little more than that. I could take 80
Buyer: ok lets agree on sixty, I will come and pick up because I live 80 miles from you, so you don't have to ship it, fair enough ?
Seller: That sounds good. I will hold it for you through the weekend.
Buyer: ok great then agreed on 60
Seller:
Buyer:
bike