for 2 people-12 days Hanoi hotel/apartment walking distance central old town balcony/view, car+driver airport transfers 5 days golf Hanoi/danang/ more places around Hanoi for for 1 person with driver, wife will go with driver to sightsee.in that area. Do you do cheap flights return from Mackay, near Brisbane Australia to Danang?

Hi, i and my niece are planning to travel to vietnam Hanoi then to Saigon. Plan is aug 21 arrival to Hanoi airport around 1am then immidiately to Halong Bay for a day trip then back to hanoi airport to fly to Saigon evening of aug 21 around 10pm flight, is this possible? Do you have recommendation? Thank you in advance for your help.