query for fetch data from two tables...

I have two tables

1. Table1

Mandli_name, latitude, longitude

2 . Table 2

Mandli_name, daily_collection, collection_date

I want to show daily collection of the mandli on the google map info window. .According to date input ....so I want to how can I fetch the data from two different table..

User enter date in the textbox and click search button that is my scenario. ..