You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is A software engineer had financial losses. After that he went to a new place  and changed his name and started the career as a cab driver. He had no knowledge about his past life. Diagnosis: and explain in detail?
Dissociative fugue is characterized by sudden, unexpected journey away from home to a new place and assuming a new identity with inability to recall past.