Vodafone India — behavior of staff at barrackpore vodafone store

Today i. E. 28 jan 17 sunday, i went to vodafone barrackpore store chiriamore for paying my and my mrs bill (No [protected], [protected]). I seen store is open for public and all staffs are in uniform. Then i approached one of the staff and asked for services, he said today shop was closed. And in addition manager told today we have a picnic. My questions sir why then shop was closed. Please i have a request me and my wife no make postpaid to prepaid immediately. My no is [protected] name anirudha ghoshal and my mrs name sampa ghoshal having vodafone no [protected]. With regards anirudha ghoshal.