Traveling with an airline can be a tedious and stressful experience if they have not formulated well-structured policies and processes in accordance with the needs you have. Thai Airways has taken extra care to ensure that you get to have a seamless travel experience. Under the same, they give you the scope to make use of their travel vouchers whenever you face any discomfort due to the airline's fault.
The details pertaining to travel vouchers are described here in detail, which you can make reference to under the conditions of receiving a travel voucher you would like to make use of.
Yes, you can use the Thai Airways flight voucher to make a new reservation with the airline. For the same, you need to follow through the methodology that is stated here:
To redeem the voucher given by the airline, you need to adhere to the Thai Airways Travel Voucher Policy, which has been explained here in detail for you to make an understanding of:
Under the condition that there have been delays, cancellations, or any other unavoidable situation, the airline provides the scope to make a request for a refund as per your requirement. The airline indeed gives the flexibility to exchange the refund request they have made by asking for a travel voucher of the same value. This voucher can be used by you to make a reservation on the flights for future travel plans.
Yes, Thai Airways has made it possible for the flight voucher to be used by anyone. The team at the airline issues the voucher in the name under which the booking has been made. However, you are free to transfer it to any other passengers under the condition that the documents of proof get submitted.