Which episodes of Conan Li did Xiaolan doubt Conan's identity?

In the theatrical version of The Magician at the End of the Century, Xiaolan doubts Conan's identity.

Detective Conan: The Magician at the End of the Century is an animated film produced by Japan Dongbao Company on April 17th, 1999. This film is the third part of Detective Conan Theater Edition.

In the middle of the story, Conan and others were on a boat returning to Tokyo, and the photographer Hanchuan was killed, and like Kidd, he was shot in the right eye. I arrived at dusk with Bai Niao. After investigation, Conan found that the murderer might be a professional killer, Shi Kaobing. But Bai Niao exposed Conan's hints several times, which made Xiaolan doubt Conan's identity.

In the later stage of the story, Conan chased the murderer. In the raging fire, the murderer revealed her true colors. With the help of Bai Niao, Conan escaped from the fire. After returning home, Xiaolan once again questioned Conan's true identity. Just when Conan thought he couldn't hide it, he was about to tell the truth, and a new one appeared (Kidd pretended).

Extended information:

Synopsis of Detective Conan: The Magician at the End of the Century-

Xiaolan's friend, the atomic Suzuki consortium, is going to exhibit the treasure of Tsar Nicholas II's family-the egg of memory, which contains precious photos of Tsar Nicholas II's family, which is particularly precious. Unexpectedly, before the exhibition, I received a notification letter from Kaito Kuroba, which listed the time when he stole the treasure in a cryptic way.

Atom finds Xiaolan's father, detective Richard Moore, for help. Of course, Conan, the real master behind the scenes, will also come with Xiaolan. Conan met Hattori Heiji, a fellow detective, and they decided to solve the mystery of Kaito Kuroba together!