Participant mturk_agent_1's preferences:
value2issue: Low: Water
Medium: Firewood
High: Food
value2reason: Low: Water also important. but the lowest priority item.
Medium: Firewood is somewhat important. So it is medium priority item.
High: Food is very important. So that was the most priority item.

Participant mturk_agent_2's preferences:
value2issue: Low: Food
Medium: Firewood
High: Water
value2reason: Low: We have a large group and many are teenagers.
Medium: There is no wood to collect in desert.  We want to stay warm in cool evenings.
High: We are camping in dry conditions.  We need the water to stay hydrated during hiking.

Negotiation dialogue:
mturk_agent_1: Hello friend.. 🙂

mturk_agent_2: Hello, going camping?🙂

mturk_agent_1: Yes. Can you help me to give some extra fodd?

mturk_agent_2: I am willing to give you the good, though it would help us--we have a large group.  I really would like to take the water.  We are camping out in a primitive campsite with no running water.

mturk_agent_1: Ya sure. 

mturk_agent_2: Sorry for the type--I meant 'food' not 'good'.🙂

mturk_agent_1: Yes i can understand.

mturk_agent_2: We will be in an area where there is not much firewood to collect. You have to bring it in.  We hope to cook with it and keep warm in the evenings.  I am hoping to take at least 2 firewood packages.

mturk_agent_1: I will give you water. Firewood also need for me because of my health condition i want some warm.

mturk_agent_2: Will one extra firewood be enough to keep you warm?

mturk_agent_1: Submit-Deal

mturk_agent_2: Reject-Deal

mturk_agent_2: I'm not sure why you entered a deal we did not agree on.  I can leave you the three food and one firewood.

mturk_agent_1: you send me the deal

mturk_agent_2: Submit-Deal

mturk_agent_1: Accept-Deal