asa hayaku kara sumimasen
I'm sorry to bother you so early in the morning.
osoreirimasuga,O san o onegai itashimasu
Excuse me, but I would like to speak with Mr./Ms. O.
to call back
Osan,XX no X sama kara odenwadesu
O, you have a call from Mr./Ms.X
seki o hazusu
to step out ; to be not in his work station
O de gozaimasune kashikomarimashita shoushou omachi kudasai
Mr./Ms. O right? Just a moment, please.
O desuga,X san wa irasshaimasuka
This is O speaking, may I speak to Mr./Ms.X?
dengon o onegai dekimasuka
May I leave a message?
dengon o nokosu
to leave a message
denwa ga kakaru
to receive a phone call ; to be wanted on the telephone
denwa ga tsunagaru
get a call through ; make a connection by phone
denwa ni deru
to answer the phone
denwa o kakeru
denwa o toritsugu
to put - on ; to get someone on the phone ; to put through
May I ask who's calling?