You do not need a complete answer.
People consider fertility preservation from very different places. Some are building careers or waiting for circumstances to change. Some do not know whether they will want children. Others face a medical decision with very little time to think.
None of these starting points tells a physician everything about you. The first conversation should make room for the reason behind the question.
Understanding what is being preserved.
Egg freezing involves assessment, usually ovarian stimulation, monitoring and retrieval, followed by freezing of suitable eggs. The clinics describe vitrification, a rapid-freezing method, as part of this care.
Preservation does not remove every limit or promise a future pregnancy. Your age and ovarian reserve help inform the discussion, while the actual response can only be understood as treatment unfolds.
An opportunity, not an obligation.
The decision to freeze is not the same as the decision to use those eggs later. Storage, future consent and costs are practical matters worth understanding now, even when the larger life decision remains open.
A good conversation leaves room for both things: the science as it is, and your life as it may become.