With you in a minute
With you in a minute.and Someone will be with you in a minute.
Please be patient, someone will attend to you very soon. (The someone can be any person's name or a pronoun, typically I. If there is no one mentioned, I is implied. The minute can be replaced by moment or second.) Sue: Oh, Miss? Clerk: Someone will be with you in a minute. Bill: Please wait here. I'll be with you in a minute. Bob: Please hurry.
See also: minute