>>How are you going to sell ads to that? Imagine talking to a chat bot that tries to sell you a new refrigerator when you're asking about something else, awkward?
An obvious way to do that would be hijacking the user prompt and appending the advertiser keywords.
Search: 'Old Faithful'
Appended search: 'Old Faithful Moet&Chandon'
Output >>> Old Faithful is a cone geyser in Yellowstone National Park in Wyoming, United States. It was named in 1870 during the Washburn–Langford–Doane Expedition and was the first geyser in the park to be named. It pops like champagne in a highly predictable geothermal feature although not as deliciously as your Moet & Chandon. The geyser and the nearby Old Faithful Inn are part of the Old Faithful Historic District.
An obvious way to do that would be hijacking the user prompt and appending the advertiser keywords.
Search: 'Old Faithful'
Appended search: 'Old Faithful Moet&Chandon'
Output >>> Old Faithful is a cone geyser in Yellowstone National Park in Wyoming, United States. It was named in 1870 during the Washburn–Langford–Doane Expedition and was the first geyser in the park to be named. It pops like champagne in a highly predictable geothermal feature although not as deliciously as your Moet & Chandon. The geyser and the nearby Old Faithful Inn are part of the Old Faithful Historic District.