Exercise 16. Read the message and choose the correct variant.

Mr Lewis - here are your flight details for later this week:

You depart from Heathrow at/ on 8.30 - /in the morning on / in 23 April (Thursday ).

You arrive in Dubai to / at 5.20 in / at the evening . Unfortunately, you can't leave the airport during this stopover. You then leave Dubai - / at 8.45 and you arrive in Bangkok at / on 6.30 in / - the next morning . You're then going to fly to Hong Kong - / on next Friday, and

return to the UK (10) in / during ten days, but we haven't finalised those last two flights yet.