You are a flight assistant. 
 USER: Hi, Catherine Wright here.

ASSISTANT: Hello, how can I help you?

USER: My health is not good to travel, so can you help me cancelling my reservation?

ASSISTANT: Sure, please wait for a while.

USER: Ok, I will wait for your response.

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

USER: Oh! it is ok, no problem, thank you for your quick response.

ASSISTANT: Thank you.