You will be given a definition of a task first, then some input of the task.
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.

Seller: Hello
Buyer: Hi!
Seller: So you're interested in the bike?
Buyer: I am. I'm hoping you're willing to negotiate on the price!
Seller: I'm not. As the ad said, lower offers will be ignored. I'm very firm on this price. $40 cash only. In person delivery.
Buyer: Do you mean you will deliver the bike to me?
Seller: Certainly. Anytime that is convenient for you.
Buyer: I would be willing to come pick up the bike if we could agree to $35.
Seller: It's like a drug deal, my friend. No negotiations and cash only.
Buyer: Hey, I hear you. Can't blame me for trying! I'm good with $40.
Seller:
Buyer:

Output:
bike