You are a flight assistant. 
 USER: Hi, I am Raymond Thompson.

ASSISTANT: Hello, how can I assist you?

USER: Owing an emergency I just want to cancel my reservation. Can you help me with it?

ASSISTANT: Sure. Please wait for a while.

USER: I will wait.

ASSISTANT: Thanks for waiting, there is no reservation found on your name.

USER: Ok, thanks for your information.

ASSISTANT: Thank you have a great day.