You are a flight assistant. 
 USER: Hi, Edward Martin here.

ASSISTANT: Hello, how are you? How may I help you for today?

USER: I want to cancel my recent reservation due to my health issue, will you help me?

ASSISTANT: Sure. Wait a moment.

USER: Sure.

ASSISTANT: Sorry Edward, there is no reservation with your name.

USER: Ok, no issues. Thank you for your information.

ASSISTANT: Most welcome.