Toyota — miscommunication

Address:

421004

Dear sir
I have visited your thane service center. I have given appointment from your side. But when i am visited your service center your people is saying that the part is not available. I am getting message from your side. Below message is getting from your side
Millenium toyota thane:mh43a821 we have confirmed your vehicle service appointment on 04/12/2019. It would be our pleasure to serve you.[protected].
If this type of service getting then why should we coming to your service center