operator (n)
/ˈɑː.pə.reɪ.t̬ɚ/

a person who helps to connect people on a phone system

payphone (n)
/ˈpeɪ.foʊn/

a telephone in a public place that you pay to use

phone card (n)
/ˈfoʊn.kɑːrd/

a small plastic piece that is used to pay for calls from a public phone

engaged (a)
/ɪnˈɡeɪdʒd/

describing a status of a telephone line which is being used when you call

ATM (n)
 /ˌeɪ.tiːˈem/

automated teller machine: a machine outside a bank or in a public place that you use to take money out of your bank account

foreign exchange counter (n)
/ˈfɔːr.ən ɪksˈtʃeɪndʒ ˈkaʊn.t̬ɚ/

a place where the type of money used in one country is exchanged for another country's money

motel (n)
/moʊˈtel/

a hotel by the side of a road, usually for people who are travelling by car

stamp (n)
 /stæmp/

a small official piece of paper that you buy and stick on an envelope to pay for the cost of posting a letter or a parcel

postbox (n)
/ˈpoʊst.bɑːks/ 

a metal container in the street or other public place in which you can post letters

postmark (n)
/ˈpoʊst.mɑːrk/

an official mark that the post office puts on a letter or parcel to show when and where it was posted

travel agency (n)
/ˈtræv.əl ˈeɪ.dʒən.si/

a company or shop that makes travel arrangements for people

off-peak (r)
/ˌɑːfˈpiːk/

not at the most popular and expensive time

brochure (n)
 /broʊˈʃʊr/

a small magazine containing details and pictures of goods or services that you can buy

check out (phrasal verb)
 /tʃek aʊt/ 

to leave somebody or place with no deliberation

withdraw (v)
 /wɪðˈdrɑː/

to take money from a bank account

passport (n)
/ˈpæs.pɔːrt/

an official document containing personal information and a photograph that allows a person to travel to foreign countries and to prove who they are

visa (n)
 /ˈviː.zə/

an official mark made in a passport which allows you to enter or leave a particular country

souvenir (n)
/ˌsuː.vəˈnɪr/

something you buy or keep to help you remember a holiday or special event

cheque (n)
/tʃɛk/

a printed form, used instead of money, to make payments from your bank account

homestay (n)
 /ˈhoʊm.steɪ/

a visit in which you pay to stay in someone's house rather than in a hotel