La señora espera en la taquilla de la estación.

La señora means the lady or the woman in a polite sense.

Spanish often uses the definite article much more than English does. Here, la is simply the feminine singular word for the, and señora is a feminine singular noun.

So:

• la señora = the lady / the woman
• una señora = a lady / a woman

Using señora rather than mujer often sounds more polite or respectful.

Señora usually means lady, Mrs, or madam, depending on context.

In this sentence, it most naturally means the lady or the woman. It is a polite way to refer to an adult woman.

A few related words are:

• señor = Mr / sir / gentleman
• señora = Mrs / madam / lady
• señorita = miss / young lady (less commonly used now in some contexts)

Espera is the third-person singular present form of the verb esperar.

The subject is la señora, which is she, so Spanish uses the él/ella/usted form:

• yo espero = I wait / I hope
• tú esperas = you wait
• él/ella/usted espera = he/she/you wait(s)

So:

• La señora espera = The lady waits or The lady is waiting

It can mean both, depending on context.

In this sentence, espera clearly means waits / is waiting because of the location phrase en la taquilla de la estación.

Examples:

• Espero el tren. = I’m waiting for the train.
• Espero que venga. = I hope that he/she comes.

A useful pattern to notice:

• esperar + noun often means to wait for
• esperar que + clause often means to hope that

Spanish uses the simple present more often than English does for actions happening right now.

So:

• La señora espera... can mean The lady waits... or The lady is waiting...

Spanish certainly can say:

• La señora está esperando...

but that puts more emphasis on the action being in progress at that moment. In many everyday sentences, the simple present is perfectly natural.

In Spain, taquilla usually means a ticket office, ticket window, or box office, depending on context.

In a station, la taquilla is the place where you buy tickets.

So here:

• en la taquilla de la estación = at the station ticket office

Be careful: in some other contexts, words related to tickets may vary by region, but taquilla is very common in Spain.

Because en is used here to show location: in / at.

• en la taquilla = at the ticket office

If you said a la taquilla, that would usually suggest movement to the ticket office, not being located there.

Compare:

• La señora espera en la taquilla. = The lady is waiting at the ticket office.
• La señora va a la taquilla. = The lady goes to the ticket office.

De la estación means of the station.

It tells us which ticket office we are talking about: the one belonging to or located in the station.

So the full phrase is:

• la taquilla de la estación = the station ticket office
  literally, the ticket office of the station

Spanish often uses de where English prefers a noun-noun structure.

Because del is only used when de combines with el:

• de + el = del

But estación is a feminine noun:

• la estación

So you must say:

• de la estación

Compare:

• del tren = of the train
• de la estación = of the station

That is very normal in Spanish. Spanish uses articles more often than English.

Here they appear because each noun phrase is definite:

• La señora = the lady
• la taquilla = the ticket office
• la estación = the station

English sometimes drops an article or uses a noun as an adjective, as in station ticket office, but Spanish usually keeps the article and links nouns with de:

• la taquilla de la estación

The given word order is the most neutral and natural:

• La señora espera en la taquilla de la estación.

But Spanish word order is somewhat flexible. For example, you could say:

• En la taquilla de la estación espera la señora.

That sounds more marked or literary, with extra focus on the location.

For learners, the standard order is best:

• subject + verb + place

A few key pronunciation points:

• señora: the ñ sounds like ny in canyon
• taquilla: qu before i sounds like a hard k, so taquilla sounds roughly like ta-KEE-ya in most modern Spanish pronunciation
• estación: the stress falls on the last syllable because of the written accent: es-ta-CIÓN

Also:

• ll in taquilla is usually pronounced like y in most modern Spanish
• the final -ción is a very common ending, similar to English -tion

The correct spelling is señora, with ñ, and estación, with an accent mark on ó.

These are two different things:

• ñ is a separate letter in Spanish, not just n with decoration
• the accent mark in estación shows which syllable is stressed

So:

• señora is correct
• senora is a spelling mistake
• estación is correct
• estacion is also a spelling mistake

Both marks matter in standard Spanish spelling.