how long has Dairy Queen been in business?
user
It’s been at least since 1963.  They’ve been owned by the same family since 1989, and I’m not sure exactly when they started up their first store.
assistant
are they in all 50 states of the US?
user
Yes, although they’re not in Delaware and Hawaii.  This is listed on their website:
http://www.dairyqueen.com/us/Menu/Locations/Our_Dairy_Queen_Locations.aspx
assistant
do they also sell food?
user
Yes, the food menu is available on the same webpage.  The limited menu includes Blizzard Treats, ice cream sandwiches,  milkshakes, waffle cones, french fries, cheeseburgers, hot dogs
assistant
how long has Dairy Queen been in business?
user
It’s been at least since 1963.  They’ve been owned by the same family since 1989, and I’m not sure exactly when they started up their first store.
assistant
are they in all 50 states of the US?
user
Yes, although they’re not in Delaware and Hawaii.  This is listed on their website:
http://www.dairyqueen.com/us/Menu/Locations/Our_Dairy_Queen_Locations.aspx
assistant
do they also sell food?
user
No, their products are mostly soft-serve ice cream, although they also have other frozen food and sandwiches.
assistant
how long has Dairy Queen been in business?