You are a flight assistant. 
 USER: Hello, I am Donna Rodriguez.

ASSISTANT: Hello, how may I help you?

USER: Due to sudden death of great grand mother I want to cancel my reservation.

ASSISTANT: Ok. Please wait a minute. I will check and get back to you.

USER: Ok.

ASSISTANT: Thanks for being wait. Unfortunately there is no reservation found with your name.

USER: Thank you for your information.

ASSISTANT: Thank you for reaching us.