Please have a seat.
Go back to your seat.
She found him a seat.
Please take this seat.
Tom held a seat for me.
I'd like to reserve a seat.
Don't be a back-seat driver.
Please fasten your seat belt.
Drivers should wear seat belts.
I gave my seat to the old lady.
I left early so I could get a good seat.
She advised him to fasten his seat belt.
I'd like to reserve a seat on this train.