how about
-(으)ㄹ래요? is used when asking about the listener's preference or intention or when gently making a request.
It is used often in spoken language among close friends and thus does not convey as polite a feeling as -으시겠어요?.
It corresponds to 'Want to...?' or 'How about...?' in English.
When asking a question in the form of -(으)ㄹ래요?, the answer can be given in the form of -(으)ㄹ래요. or -(으)ㄹ게요.
-(으)ㄹ래요? can also be replaced with -지 않을래요? (안 -(으)ㄹ래요?), which means the same as -(으)ㄹ래요? even though it is a negative form.
When the relationship with the listener is close but the speaker still wants to show respect, -(으)실래요? can be used.
When the verb stem ends in a vowel or ㄹ, -ㄹ래요? is used, and when it ends in a consonant, -을래요? is used.
To ask for the listener's thoughts about the thing to do in the future.