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