したいんですが

I'd like to...

→ 為る
phrase Uncommon #11,455
I'd like to... A polite, indirect way to say what you would like to do, often as a lead-in to a request. The ending softens the statement and can imply that you are about to ask for assistance.
JA: 飲み物を注文したいんですが。
EN: I'd like to order a drink.

カードでお願いしたいんですが。

I'd like to pay by card, please.

予約をキャンセルしたいんですが。

I’d like to cancel my reservation.

飲み物を注文したいんですが。

I'd like to order a drink.

ちょっとお尋ねしたいんですが。

I have a quick question.

予約したいんですが。

I'd like to make a reservation.

ホテルの部屋を予約したいんですが。

I'd like to book a hotel room.

シングルを予約したいんですが。

I'd like to reserve a single room.

ちょっとお伺いしたいんですが。

I have a quick question.

両替したいんですが。

I'd like to exchange some money.