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<transfer name="MyCall" dest="tel:+12223334444"
bridge="true" connecttimeout="20s" maxtime="60s">
...
<filled>
...
<prompt>
The length of the call was <value expr="MyCall$.duration"/> seconds.
</prompt>
</filled>
<transfer> hotwording, (see the next subsection for details), there are a few others that we can grab. The lastResult$.inputmode shadow variable will relay the method, (voice or dtmf), in which the transfer was terminated. The lastResult$.utterance variable will contain the utterance/dtmf key that was entered by the caller to terminate the conference:
<transfer name="MyCall" dest="tel:+12223334444"
bridge="true" connecttimeout="20s" maxtime="60s">
<grammar type="application/x-gsl">(bye)</grammar>
<grammar type="application/x-gsl">(dtmf-1)</grammar>
...
<filled>
<prompt>
The length of the call is <value expr="MyCall$.duration"/>
The input modeof the call was <value expr="MyCall$.inputmode"/>
The utterance of the call was <value expr="MyCall$.utterance"/>
</prompt>
</filled>
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