Please help! Lonely wife!!?

My husband works away from home during the week and sometimes on saturday our marriage is very strong we are still very pionate and we both are still very in love with one other but it hurts our family for him to be away I very seldom sleep and i'm always thinking of him and our 4 year old daughter is always acting out and I feel like its because she wants her daddy she wakes up in the middle of the night crying for him and always thinks that he is never coming back and we are constantly having to explain that daddy will always come back home to us but will this affect her permantly .......and then he makes very good money and i dont want him to lose his job because of our selfishness but then again money isn't everything and I rather have him home with me every night than to be weathly please some one help me I can't bare another night alone I miss the missing piece from our family! PLEASE Help me!!!