I am requesting Vietnamese Air to issue a boarding certificate of my flight which I pur...

I am requesting Vietnamese Air to issue a boarding certificate of my flight which I purchased through your company. I provided "OWY*** (**********)" which your company provided me as 'a booking number' but Vietnumese Air told me to obtain 'a ticket number' I bought from your compnay ( *** xxxxxxxxxxxx) . could you share the number with me?**Hiromi Nishioka**Below is my detail and e-mail from Vietnamese Air.*Hiromi Nishioka *Passport number: TZ********Birhday: May *th, *****Japanese*Flew from Sydney to Hanoi on ****, ****, VN****Booking number: OWY*** (**********)****From: Trung Tam Cham Soc Khach Hang-VNA ******@***.com**Date: Wed, Oct **, **** at *:** PM*Subject: RE: Re: Fwd: flight document*To: *****@***.com ******@***.com****Dear Hiromi Nishioka ,**Thank you for your response.**We regret that we can not open any information with detail you supplied. Please conatct with your agency where you bought this ticket to get ticket number ( *** xxxxxxxxxxxx) so that we could check youe case ans answer you asap.**Bets regards,**NGUY*N TH* THU H***Trung t*m ch*m s*c kh*ch h*ng - Vietnam Airlines JSC*Contact Center - Vietnam Airlines JSC*S* *i*n tho*i*Telephone: ******** (for calls within Vietnam) * *** ** ******** (for calls from outside Vietnam)*Email: *****@***.com*Website: www.vietnamairlines.com