Due to the epidemic situation, an electronic invoice was issued to a customer. How to write the notification letter?

Due to the epidemic situation, an electronic invoice was issued to a customer, and the notification letter reads as follows:

1. In order to improve the platform service, some classes have recently launched the trial operation of electronic invoice function. Combined with the feedback from the passengers during the trial operation and the questions existing in the invoicing, we hereby notify you as follows.

2. If passengers need an invoice after purchasing tickets through the platform, please apply for an electronic invoice from the platform after checking in. The name of the buyer of the electronic invoice is the passenger receiving the service, and the contents of the invoice are transportation service and passenger service.