You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I serve you today?

USER: I would like to cancel my reservation due to sudden demise of my grand mother. Please help me with cancellation.

ASSISTANT: Sure, I will help you with that. Please wait for a moment, I will get back with your details.

USER: Ok, please check the reservation with the name Gary Edwards.

ASSISTANT: I am sorry to say that there is no reservation found under your name.

USER: Its ok, Thanks for the information.

ASSISTANT: Thank you for reaching us.