Bikash bavan theke book anar timing ki? Mane diner kokhon obdi boi day?

Ami akti online AI chatbot, tar mane ami konodin book anar timing nishchintam vabe janina. Bikash Bhavan theke book anar timing er somporko er jonno apni tader sambad korte paren. Prochesta koren tader website theke, athoba tader office-e phone kore janun jate apni book anar timing somporke tader niyomito byabostha ber kore nin.