Hi,.
Hello, How may I provide assistance to you  today?
Please, cancel my recent reservation as due to sudden demise of my grand father.
Sure, I am here to aid you.
Thank you.
Will you please share your name? so that I can check with the reservation list.
Reservation is done with my name Elizabeth Perez.
Thank you.
Ok.
Please wait for a minute, I will revert to you with some information regarding reservation.
Sure.
Thanks for waiting.
Ok.
Sorry to inform you that, no seat is reserved with your name in any one of our airlines.
Ok, thank you for information.
Ok, Thank you for reaching us, Have a nice day.