补全对话
A:excuse me
B:yes?__41____?
A:i'm visiting my uncle .could you tell me which room he's staying in?
B:42_____?
A;Colin .Mr.Colin.Martion. he was sent into this hospital last night.
B43_________.his room number is 304 and it's on the third floor.
A:44_______.which way is it to the stairs?
B.......
A........
B:your uncle had a heart attack .he's all right now ,but his doctor won't allow any visitor until tomorrow morning.
Aoh i see .45-_______ .thangks
B:not at all .see you then
打字很累的，帮帮忙好吗？有时间的最好把文意翻译下，谢啦