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.

Example Input: Buyer: I like the bike, but it is 37 years old. Is there some wiggle room on the price?
Seller: I know the age seems to be a factor but it is an original, I have taking care of this bike for many years and it is great for anyone who enjoys bike riding. I can listen to a few offers but be reasonable please.
Buyer: I could go $675
Seller: Your paying for a piece of history can you at least do $975.
Buyer: I could go $725 if you could deliver it/Ship it
Seller: well that is gonna cost me some money to deliver it to you. This bike has tradition and has all the original decals are still on it. It has new tubes and I even throw in a warranty.
Buyer: I can do $850, it's literally all i have for this purchase.
Seller: I can do at least $933 and give you the warranty, deliver it and even throw in an extra tire with rim. 
Buyer: Deal!
Buyer: 
Seller: 
Seller: 

Example Output: bike

Example Input: Seller: yo this is already really low priced, don't try and swindle me
Buyer: im sorry im not trying to swindle you at all, im short for cash at the moment and i really like the bookshelf
Seller: i know it's really beautiful. i don't really wanna get rid of it. but it's too heavy too move
Buyer: would you do 26 if i come and move it myself
Seller: I can meet you somewhere with it, I don't really want u to come over. that's kinda scary. for meeting u i'll go to 33
Buyer: since im meeting you and have to get a truck can you do 28
Seller: i'll tell you what buddy, I'll go to 29 just for you, cuz u seem so desperate
Buyer: 29 is fine
Seller: 
Buyer: 

Example Output: furniture

Example Input: Buyer: Hi there. Is this available?
Seller: yes
Buyer: Is this used?
Seller: Yes but it is in great shape
Buyer: any scratches or rims?
Seller: Nope. Like brand new.
Buyer: okay good. The price is high for me can you accept 535 for it?
Seller: It still has the service and warranty on it. I can go down to 575.
Buyer: okay since its what I have been looking for months, I will take it. I haven't been able to get this for so long. Can you please ship it to me?
Seller: Sure but depending on the cost I might have to add more to the price.
Buyer: That's not a problem. Great then we've got the deal?
Seller: Deal
Seller: 
Buyer: 

Example Output:
phone