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.

[Q]: 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: 

[A]: phone


[Q]: Seller: Hey! Good evening! 
Buyer: hey
Seller: I see you are interested in my trainer set, also known as the bike thong! Its in great condition and listed at a super fair price. Probably gonna be gone pretty quickly!
Buyer: I would like to buy at $140
Seller: Ehh, I appreciate the offer but I was thinking closer to at least $210
Buyer: Actually I'm looking something within $150
Seller: If you can meet me at $160, I'll throw in a free spare tire and a Trek frame!
Buyer: Oh so nice of you. Can u give me  at $155
Seller: I can do $155, but only if you can pay in all quarters. Meet me at the laundry mat and we've got a deal!
Buyer: 
Seller: 

[A]: bike


[Q]: Seller: Hello there, are you interested in my John Deer Pedal Tractor?
Buyer: Yes I am very interested in the tractor!
Seller: I am asking $350 for the tractor, it's in mint condition so that's a good deal. 
Buyer: What is the retail price of the tractor brand new?
Seller: It is selling for $500 new, the one I'm selling is still new
Buyer: It's my sons birthday in a few days and I think I want to get this for him. How soon would I be able to get it?
Seller: I can do it today or anytime this week, I'm off for the week
Buyer: Would you be willing to go any lower for the tractor or is that your final price on it?
Seller: Well..that's already a really good price. What are you offering? 
Buyer: Would you take 300?
Seller: How about we meet in the middle, I'll do it for $325
Buyer: That sounds great. It's a deal.  I will go ahead and submit the offer
Buyer: 
Seller: 

[A]:
bike