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I hope you can understand the definition of student tickets.
All student's airlines ticket target were subject to Hong Kong
students who studying in foreign countries,
other than the local students.

I'm wonder to know that your son is going to study in Canada?
If you cannot show us the proof as followings,
I'm afraid I cannot issue a student's airlines ticket to you,
and you need to buy an adult ticket.

I hope you understand that student tickets to the definition of the object of all airline ticket sales department overseas students studying in Hong Kong rather than studying in the local schools.

Your son is not going to Canada to study it? If you can not produce one of the following as proof Wudao'm sorry I can not give you a ticket to a student and you have to buy adult tickets.

I hope you understand that student tickets to the definition of the object of all airline ticket sales department overseas students studying in Hong Kong rather than studying in the local schools.
Your son is not going to Canada to study it? If you can not produce one of the following as proof.Sorry I cannot give you a ticket to a student and you have to buy adult tickets.

Hope you can know the definition of the student ticket. The student tickets is for the Hong Kong students who study overseas, is not for the Hong Kong who study in the local school.

Is your son go to Canada to study? If you can't show one of the proof. So Sorry, I can't give the student ticket to you. You have to buy a adult ticket.