Daily Aggregation by date in New column name dailySum for each group

Question

I have data frame

** I have Input data frame **

ID	Date	Amount
A	2021-08-01	100
A	2021-08-01	100
A	2021-08-02	20
A	2021-08-02	100
A	2021-08-03	300
A	2021-08-03	100
B	2021-08-03	100
B	2021-08-03	10
B	2021-08-04	10
B	2021-08-04	10
B	2021-08-04	10
B	2021-08-04	10

desired Output data frame

ID	Date	DailySum
A	2021-08-01	200
A	2021-08-02	120
A	2021-08-03	400
B	2021-08-03	120
B	2021-08-04	40

How Can I get daily sum for each group Like output Table. Thankyou