Participant mturk_agent_1's preferences:
value2issue: Low: Firewood
Medium: Water
High: Food
value2reason: Low: firewood is not very important to me so I need less it.
Medium: I need water because of my medical purpose, I have a stone in my kidney so I need more water to drink
High: because I'm normally eat more because of my big size

Participant mturk_agent_2's preferences:
value2issue: Low: Firewood
Medium: Water
High: Food
value2reason: Low: i need firewood to make fire
Medium: i need water for survival
High: i need for for nourishment

Negotiation dialogue:
mturk_agent_1: hello

mturk_agent_2: hi

mturk_agent_1: In this extra package I need two food

mturk_agent_2: wow that is a much

mturk_agent_1: because of my big size I want two extra food package 

mturk_agent_2: i will give you that in exchange for 1 food and 3 water with 2 firewood

mturk_agent_1: please consider my request i'm big in size so please accept to give two pack of food and 2 water and 1 firewood

mturk_agent_2: cool

mturk_agent_1: do you accept my deal?

mturk_agent_2: u said i will have 2 food 2 firewood and 1 water?

mturk_agent_1: Submit-Deal

mturk_agent_2: Reject-Deal

mturk_agent_2: Submit-Deal

mturk_agent_1: Accept-Deal