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: Hi, i am interested in the Sofa i was wondering if there are any major stains?
Seller: No stains at all, this was in my guest room/office and only used a couple times
Buyer: Smoke free/ Pet free home? 
Seller: Yes 
Buyer: is it already disassemebeld or ready to be shipped/picked up?
Seller: It isn't at the moment but it only take about 10 minutes to be disassembled so I can have it ready by the time you are here to pick it up
Buyer: I would like to offer you 20$ for it and I will come and dissasemble it and pick it up. I will also bring enough help to lift it. 
Seller: The lowest Im willing to go is $30, its practically new
Buyer: How about 22 dollars and I will bring you free smoke detectors for your residence from my job ? Each detector has a ten year battery so you wont have to worry about changing the batteries for a long time. 
Seller: That sounds fair
Seller: 
Buyer: 

Example Output: furniture

Example Input: Seller: Hello! I see you're interested in the smartphone I have listed. 
Buyer: Yes how old is it?
Seller: It is 1 year old. 
Buyer: Does it have any scratches?
Seller: I had a screen protector on it from the time I bought it, and a case on it, so there may be a few really light ones, but I have tried to take care of it the best I could. 
Buyer: It looks in really good shape. May I ask while you are selling it?
Seller: I am changing carriers to go on my boyfriend's family plan. 
Buyer: Ok. I can give you $38 for it and pick it up.
Seller: Could you do $45?
Buyer: Yes I can do that.
Buyer: 
Seller: Awesome! It's a deal!
Seller: 

Example Output: phone

Example Input: Buyer: Hello
Seller: Hello How are you tonight?
Buyer: I am good and busy. Long day so far. So, I se you are selling this phone.
Seller: Yes it is a great phone in perfect condition, I just have no use for it.  
Buyer: Is it new? I am looking for a really good phone for work.
Seller: It is not new but with the shape it is in, you would never know the difference.
Buyer: Cool. I would like to take it off your hands. Is the price negotiable?
Seller: I may have a little wiggle room, how much were you thinking?
Buyer: Can I pay 310 for it?
Seller: Well I would really like to get $325 out of it.  How does that sound?
Buyer: That works for me
Buyer: 
Seller: 

Example Output:
phone