You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Due to some health issues, I would like to cancel my recent reservation. Please help me out.

ASSISTANT: Sure, Could you please share me your name?

USER: My name is Margaret Jackson.

ASSISTANT: Please wait for a couple of minutes.

USER: Sure, take your time.

ASSISTANT: Sorry for inconvenience, no reservation is found under your name.

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

ASSISTANT: Thank you very much for approaching our agency.