Chinese phrase
可以改约到〜吗？ ké yǐ gǎi yuē dào 〜 ma
Meaning
Could we reschedule it to ___?
When to use it
This politely asks to move an appointment. It proposes a specific new time or date and leaves room for another arrangement.
Example dialogue
教授，下周办公时间可以改约到周一10点吗？ jiào shòu xià zhōu bàn gōng shí jiān ké yǐ gǎi yuē dào zhōu yī 10 diǎn ma
Professor, could we reschedule next week's office hours to Monday at 10 a.m.?
有安排，周一10点半可以吗？ yǒu ān pái zhōu yī 10 diǎn bàn ké yǐ ma
I have another commitment then. Would Monday at 10:30 a.m. work?