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: Hello
Buyer: Hi, what happens when a phone gets metro flashed?
Seller: You will be able to have an advanced flash that works great for your phone. It is an upgraded flash.
Buyer: Sounds great. I always thought my flash was weak. I'd like to have this done but your price is too high
Seller: How much do you want to pay for it?
Buyer: I have $30. BTW, how long will this take?
Seller: How about 40 dollars and I will deliver it to you myself?
Buyer: Ok. $40 sounds fair but I'll meet you. I don't want to give you my address. I don't know you.
Seller: Sounds good. I don't want your address. 
Seller: 
Buyer: 

Example Output: phone

Example Input: Buyer: Hi there.. Can you give me some more info on this couch please.
Seller: Hi. Thanks for checking. The couch is very neat. I bought it few months ago but I'm selling it because I don't have enough space for it
Buyer: Ok but is it from a smoke and pet free home?? i have allergies and don't want to get sick
Seller: I am non-smoker and don't keep pets so this is probably a perfect match for you
Buyer: Awesome, does the throw and cushions come with it?
Seller: It comes with all white slip cover and dove grey slip cover and  I'll give you with the throw and cushions if you are willing to pay casha nd pick it up today
Buyer: I can pick up today not a problem would you take $110 for it?
Seller: With all the luxury that are provided by this Futon, I will offer it for $120
Buyer: Can we meet in the middle and call it $115?
Seller: Ok. Just because you are picking it up, I'll take $117
Buyer: lol ok i guess i can live with that :) 
Buyer: 
Seller: 

Example Output: furniture

Example Input: Seller: Hey there, you're interested in the Fitbit?
Buyer: Hey there id love to buy a fitbit! Are they good quality?
Seller: Great quality, I just have the one fitbit because I bought one for my son and wife but my son didn't want it
Buyer: Nice! So they work very well? Do you like them, do you find they help monitoring your workouts better?
Seller: Yeah, I personally have this generation one too, it's so nice to use with RunKeeper or the FitBit app it comes with. Do you work out a lot?
Buyer: Yes that's why I want to get one. I hear it makes working out a lot more efficient. I'm looking to spend around $30, whats the lowest you can sell me one for today?
Seller: Oh I only have this one and it's literally in the box. Can you give me 50 for it? If you went to the store it'd be like 80
Buyer: Okay, since its fresh and still in the box Ill do $50. Thanks a lot for your help with this sale.
Buyer: 
Seller: 

Example Output:
electronics