1.Just wait until/till. pjrase. 2.Hang on/hold on a minute. phrase. 3.Wait a minute/second. phrase.
Hold on/just wait until/hang on/hold on a minute/wait a minute/bear with me
Formal: Thank you,Thanks so much,Thanks a lot,Thanks a bunch Informal:I really appreciate it,You shouldnt have,Idont know what to say.