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: Seller: You're interested in our service?
Buyer: Hello.
Seller: Hey there, let me sell you on our $100 plan.  Unlimited minutes, text and data.
Buyer: I see that you are offering  Metro FLASH on my phone.
Seller: Yes, are you interesterd in the $100 unlimited plan?
Buyer: No, I have an extremely limited budget, is there something more affordable?
Seller: We have a $70 plan with only 2GB of data, or a $50 plan with 1GB data.  The $100 plan you get a free iPhone
Buyer: I don't need a new phone and I don't have a smart phone. Do you do anything without data?
Seller: Yes the $40 plan which has no data, does that sound good?
Buyer: Still too expensive for me.  How about a pre-pay option? or pay as you go?
Seller: Pay as you go is $30 per month and +$.05 for any minute over 120
Buyer: What I really need is just an emergency phone. Something that I can use for emergencies only. do you have anything like that?
Seller: What are you looking to spend?
Buyer: I'd love to keep it around $10-15 if I can, My budget is one where I can't afford a lot of extras.
Seller: I can offer you a $15 phone that allows only 5 calls per month. 30 minutes only, and +.25 cents for minute over
Buyer: Is the price the same if I bring my own phone?
Seller: Yes, there's not a carrier in the entrie world that will offer you a $15 plan.
Buyer: Okay, then I will take your offer! 
Seller: 
Buyer: 

Example Output: phone

Example Input: Buyer: it's an oem set? was it made by blackberry or a third party?
Seller: This is the real mccoy my friend, an oem headset.
Buyer: well these days they call a third party made products oems now. you can never be sure. anyway how about i give you 5 bucks for it? 
Seller: Oh, I'd don't think that will work. This is a fine piece of equipment, it even comes with an On/Off button, as I listed in my description.
Buyer: well, they all have on and off buttons now. it's not a big deal. besides we';ve had on and off buttons on things for a century. tell you what, 6 bucks. i come and pick it up. you don't even have to leave your house. 
Seller: Let this incredible headset go at only $6? I couldn't take less than 8.50!
Buyer: you know what? I think that's  fair price. let's do 8. this system doesn't do decimals 
Seller: Sure, I guess we can do $8.
Buyer: done deal
Buyer: 
Seller: 

Example Output: phone

Example Input: Buyer: Hi 
Seller: Good evening.  Are you interested in the 2bed, 2bath?  Please let me know soon, I have a few others that are interested.
Buyer: I am interested, I was hoping to pay less than listed, I was thinking $2111
Seller: I have another buyer that is actually asking for above the listing price. 
Buyer: well do you have another another perks you can offer with it, to jusitfy a price increase?
Seller: I can offer you a utilities package.  Price will be $3,200.
Buyer: oh wow, that is way over asking...
Seller: Yeah, well, it includes utilities, so you are getting a steal. 
Buyer: I think this is just way out of my reach, sorry
Seller: So, what is your final offer then?
Buyer: 
Seller: 

Example Output:
housing