Zhang San's train ticket was booked on Li Si's platform. If Zhang San and Li Si have conflicts and are not in the mood to travel together, how can Zhang San get a refund?

If Zhang San's train ticket is booked on Li Si's platform, then Zhang San needs to log on to this platform first and find his own order information. Then, apply for a refund according to the refund policy of the platform. Under normal circumstances, the platform will charge a certain refund fee. If you are not sure about the refund policy, you can go to the help center of the platform or contact the customer service of the platform for consultation. Please note that if there is an economic dispute between you and Li Si, it is best to solve it through legal channels to avoid more problems.