Yes, please. (Thanks.)

[diamondcutter]

Tom: Would you like some help?
Jack: Yes, please. Thanks.

(written by me)

In this context, is ‘thanks’ necessary for Jack’s reply?

 

[Charlie Bernstein]

Tom: Would you like some help?
Jack: Yes, please. Thanks.

(written by me)

In this context, is ‘thanks’ necessary for Jack’s reply?

It's not necessary, but it's not wrong, either.

Any one or two of the three words would be enough.