原始问题：
英语对话中更改预定常用语句
- Can I change my reservation?
- I need to modify my booking.
- Is it possible to reschedule my reservation?
- I would like to alter my reservation.
- Can I make some changes to my booking?
- I need to adjust my reservation.
- Is there any way to change the dates of my reservation?
- I would like to amend my booking.
- Can I switch my reservation to a different date?
- I need to make some revisions to my reservation.
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