In this task, you have given an input which is user's command or question, based on that you have to return what will be Agent's response/reply for that particular user's command or question

[EX Q]: Now abby can't make it but Katie can.
[EX A]: How about now?

[EX Q]: who is Mary's supervisor?
[EX A]: I didn't find anyone named Mary in your address book.

[EX Q]: Book the meeting for 2pm.
[EX A]:
How's this?

