I'm sorry.
A2Expressing apology.
That's okay.
A2Showing understanding and acceptance.
No problem.
A2Showing that something is not a bother.
Excuse me.
A2Politely getting someone's attention.
I understand.
A2Showing comprehension.
It's alright.
A2Similar to 'That's okay'.
Never mind.
A2Dismissing a minor issue.
I didn't mean to...
A2Explaining an unintentional action.
Oh, really?
A2Expressing mild surprise.
I see.
A2Acknowledging what someone said.
My bad.
A2Informal apology for a mistake.
It's no big deal.
A2Showing that something is unimportant.
No worries.
A2Similar to 'It's no big deal'.
Let's forget about it.
A2Suggesting to move on from an awkward situation.
That's interesting.
A2A polite response to unusual information.
How about...
A2Suggesting an alternative.
Could you please...
A2Politely making a request.
If you don't mind...
A2Politely making a request.
I think you're right.
A2Agreeing with someone.
That's a good point.
A2Acknowledging a valid point.
I understand.
B1I comprehend the situation.
That's awkward.
B1That situation is uncomfortable or embarrassing.
Let's just move on.
B1Let's change the subject to avoid further discomfort.
No worries.
B1It's okay; don't be concerned.