Polish qualifier Maja Chwalińska has continued her fairytale run with a 7-6(7/4), 6-4 win over Diana Shnaider, reaching her maiden grand slam final at the French ​Open and booking a title showdown with Russian Mirra Andreeva.After 19-year-old Andreeva sealed a 6-1, 6-3 semifinal win over Marta Kostyuk, it was Chwalińska's turn to shine, and the 24-year-old delivered to become the first qualifier in the professional era to reach the ​Paris final."It feels like a dream. ‌I don't know what's going on. I'm just … I don't know what to say, I'm very happy," Chwalińska said to huge cheers from the Court Philippe-Chatrier crowd."I'm not feeling great [physically]. I won't lie, it's so challenging ‌to play against the best players in the world day after day, but it's a grand slam ⁠, and you have to give it your all and more.Nineteen-year-old Mirra Andreeva has broken through to her first major final. (Getty Images: Antonio Borga/Eurasia Sport Images)"I'm not complaining ‌at all."Shnaider cut a frustrated figure in the opening set as her opponent ‌produced some stunning winners that showcased her power and precision, but the 22-year-old Russian hit back to recover a second break and draw level at 4-4.Chwalińska turned up the style further in the battle of the left-handers, unleashing a backhand winner to hold in a marathon 11th ​game, ‌before earning a set point in the ensuing tiebreak with the perfect lob.The crowd favourite, playing in her ninth match at Roland Garros this year and sporting strapping on her left thigh, ⁠took the first set to roaring applause before going ‌toe-to-toe with Shnaider in the opening ‌eight games of the next.Diana Shnaider's loss meant she missed a shot at her first major final. (Getty Images: Shi Tang)"I'm crazy sometimes, but I try to stay composed," she said of her calm approach ‌in tense moments."It's the best way for me and helps me play my best tennis. I'm trying to do that, but inside there's a storm, believe me."A decisive ‌break in ​the next game gave Chwalińska ⁠a great opportunity to close out an absorbing contest in two sets, and the world number 114 stayed focused to finish her opponent off on her first match point with a forehand winner.The final will crown a new grand slam champion, and Chwalińska said she was ⁠ready to step into the spotlight and looked forward to her next clash."I watched Mirra's match a bit," said Chwalińska, only the second ‌qualifier to reach ‌a grand slam final in the professional era after Emma Raducanu's triumphant US ​Open run in 2021."Her game is incredible. It's another great experience for me. I'll give my all, it's a Grand Slam final."Email addressReuters