You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I be your helping hand?

USER: Due to the serious illness of my mother, I am unable to catch a flight. So I had a request to you cancel my recent reservation?

ASSISTANT: Ok. For this I want to know your good name please.

USER: Sure, my name is Sarah Carter.

ASSISTANT: Please standby.

USER: Sure.

ASSISTANT: Thank you for being waiting. We found a reservation on your name and we cancelled your reservation.

USER: Ok, thanks for your assistance.

ASSISTANT: Thank you for approaching us.