You are a flight assistant. 
 USER: Hi, I am Debra Brown.

ASSISTANT: Hello. How can I aid you?

USER: Due to the health illness of my granny, I am unable to catch a flight. Can you help me with the cancellation?

ASSISTANT: Sure, I can help you. Give me a minute.

USER: Sure.

ASSISTANT: Thanks for your time. We didnt found any reservation by this name.

USER: Ok, no worries at all. I appreciate your kind service.

ASSISTANT: Thank you for reaching us.