Il bigliettaio dice che il treno delle otto è in orario, e la tabaccaia compra due biglietti.

Because Italian normally uses an article with a noun when you mean a specific person or thing in the situation.

So:

• il bigliettaio = the ticket seller / ticket clerk
• la tabaccaia = the female tobacconist

In this sentence, these are not just job labels in the abstract; they refer to particular people. In normal Italian, you usually cannot just say bigliettaio dice or tabaccaia compra here.

Yes. Bigliettaio is related to biglietto, which means ticket.

• biglietto = ticket
• bigliettaio = ticket seller, ticket clerk

The ending -aio often forms a noun for a person connected with a trade, shop, or object. So bigliettaio is literally someone who deals with tickets.

The feminine form is bigliettaia.

Tabaccaia means female tobacconist or woman who works in / runs a tobacco shop.

It is feminine because the masculine form is tabaccaio, and Italian often changes the ending to show gender:

• tabaccaio = male tobacconist
• tabaccaia = female tobacconist

A useful cultural note: in Italy, a tabaccheria often sells more than tobacco, such as stamps, lottery tickets, and sometimes travel tickets too. So this word can show up in everyday travel contexts.

Because Italian often expresses this idea as the train of eight o’clock.

• le otto = eight o’clock
• di + le = delle

So:

• il treno delle otto = the eight o’clock train

This is different from alle otto, which means at eight o’clock.

Compare:

• il treno delle otto = the eight o’clock train
• il treno parte alle otto = the train leaves at eight

Che introduces the clause that follows dice. It means that.

So:

• dice che il treno delle otto è in orario
  = he/she says that the eight o’clock train is on time

In English, that is often omitted: He says the train is on time. In Italian, che is usually kept.

They are two different words:

• è = is
• e = and

So in the sentence:

• è in orario = is on time
• ..., e la tabaccaia compra... = ..., and the tobacconist buys...

The accent matters. Without it, the word changes.

In orario means on schedule or on time, especially for transport and timetables.

So:

• Il treno è in orario = The train is on time / running on schedule

You can also say puntuale, and it would be understood:

• Il treno è puntuale

But in orario sounds especially natural for trains, buses, and other scheduled services.

The opposite is:

• in ritardo = late

Because numbers usually go directly before the noun in Italian, without an article.

• due biglietti = two tickets

If you add an article, the meaning changes:

• i due biglietti = the two tickets

So the version in the sentence simply states quantity, not a specific previously identified pair of tickets.

Italian word order is fairly flexible, but the sentence as given is a very natural, neutral order.

• Il bigliettaio dice che...
• la tabaccaia compra due biglietti

You could change the order, but that usually changes the focus or emphasis rather than the basic meaning.

For example, this is also possible:

• La tabaccaia compra due biglietti e il bigliettaio dice che il treno delle otto è in orario.

That said, the original order sounds straightforward and standard.

In these words, gli is not pronounced like the gl in English glass.

It is a special Italian sound, roughly similar to the lli sound in some pronunciations of million, but more clearly pronounced as a single sound.

Approximate pronunciations:

• biglietti ≈ bee-LYET-tee
• bigliettaio ≈ bee-lyet-TAH-yo

These are only approximations, but the key point is that gli here is a soft palatal sound, not a hard English gl.

Because the sentence is describing what is happening or what is true in a present-time context.

• dice = says
• è = is
• compra = buys

This is the normal Italian present tense, and here it works much like the English present in a simple example sentence.

Each verb matches a third-person singular subject:

• il bigliettaio dice
• il treno è
• la tabaccaia compra