what should i talk to my fiance on chatting. we talked all about hobbies etc.

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how shall i start romantic? my fiance is living in different country then mine. we got engaged just 4 mnths back. we remain in contact by yahoo messenger.we talked all the usual things and now i feel like starting some thing romantic but dont know how to start. he hav never talked to me about it too. just the routine talklike fraviote colour , dish ,hobbies etc. please guide thanks