Given the task definition and input, reply with output. In this task, you are given dialogue, and you have to find the most critical location in the given conversation.

Hello, I am very interested in learning about the Prince Edward Island.
Sure. The Prince Edward Island is the smallest of ten provinces in Canada.
Can you give some information their history?
New Englanders attacked the Prince Edward Island after they captured Louisbourg during the War of the Austrian Succession.
Can you tell me more about their history?
Prince Edward Island hosted the Charlottetown Conference in September of 1864. This was the first meeting that lead to the Quebec Resolutions and the creation of Canada.
I didn't know that. I would like to know about the geography now.
The island is completely dependent on groundwater as a source of drinking water. As of 2018, there are 305 wells in use.
I'm very interested in learning more about its geography. What can you tell me?
Water-testing services are provided via PEI Analytical Laboratories. The laboratory assesses the water based on recommendations that come from the Guidelines for Canadian Drinking Water Quality.
Do you have other fun facts?
Prince Edward Island had 142,907 residents according to the Census conducted in 2016.
Thank you so much for this great information!
You're welcome.
Prince Edward Island