Xiaomi India — Request to issue new charger and headphone

Address:

401107

Today i went, thane services center, it's to far form my home, i asked them to plz help me, i'm not able to charger my phone, she told me i can't help you sir, you have to give charger and headphone both to us, we will call you after 20 days,
Without chargar how can i charger my phone, they told me that your not my,
Very rude reply
Also i'm not ableto here music.
Please help me to get new headphone and charger