If a man has intercourse with his wife during the day in Ramadaan whilst traveling, there is nothing wrong with that

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If a Muslim moves to another country during Ramadaan
If a traveler comes not fasting, he does not have to refrain from eating and drinking

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Related Answers:
Are these people obliged to fast? Are they obliged to make up the fast?
If a person is always travelling, can he avail himself of the concessions of travel?
He intended not to fast because he was going to travel the next day, then he did not travel
If a Muslim moves to another country during Ramadaan
If a traveler comes not fasting, he does not have to refrain from eating and drinking

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