As per the ad size mentioned for your Prayer Meeting ad to be placed in the Chandigarh edition of The Tribune, your ad type would be Display ad. Such ads are calculated on per sq.cm basis and are usually big budget ads, often designed by expert advertisers.
Should you like to book the ad, please visit the following link: https://thetribune.releasemyad.com/display-ad.php and review the individual ad rates for Chandigarh by specifying your ad size.
You can either compose or upload your own ad to review the exact price of the advert on the page where you can confirm the release dates and proceed towards your payment.