Calgary and Rangers after victory in extra time
The flames prevailed on Sunday (local time) at home 3: 2 (0: 1, 2: 1, 0: 0) against the Dallas stars.
Johnny Gaudreau got the winning goal for Calgary after 15 minutes in extra time.
In the second play-off round, the Flames meet the Edmonton Oilers for the German ice hockey professional Leon Draisaitl.
The Rangers celebrated a 4: 3 (1: 1, 1: 2, 1: 0) home success against the Pittsburgh Penguins and have to deal with the Carolina Hurricanes in the second round.
Artemi Panarin scored the decisive goal in the overpowering game for the Rangers in the fifth minute of extra time.