Usage of "travel"

[Daemon99]

If I get a phone call while I am on a bus/train/car, can I say,
"I am travelling right now. Can you please call me later?"

Can I use travelling in that sense?
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Non-native speaker of English
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I intend to live forever - so far, so good.

[Alan]

Hi,

Yes, that's quite acceptable.

Alan
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English as a Second Language
You can read my ESL story Present Simple