Hello.
Hello, how may I help you?
Owning to an emergency I want to cancel my recent reservation. Can you please help me with this?
Sure, I am here to help you for this.  Let me check your reservation status in our database.
Thank you.
For cancelling the reservation. May I know your name please?
Sure, I am Frank Thompson.
Please wait for a while.
Sure.
I found your reservation. Shall I cancel it?
Ok, please cancel.
Your reservation is cancelled successfully with your criteria.
Thank you.
Thank you very much for contacting our agency.