Is Tanvir who works at NING Help center dead?

I have requested refund on 5 December. and the guy at Ning Help Center whose name is Tanvir replied following message 

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Thanks for your response.

I have escalated your request for a refund to a manager, who will review your account and respond as soon as possible.

Regards, 
Tanvir

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today is 9th December but they didn't reply me yet. Oh, NING is such Slow. and unreliable and NOT trustworthy company.

Is tanvir dead?
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