You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Debra Baker.

ASSISTANT: How can I help you?

USER: Due to my health issues, I would like to cancel my reservation. Can you help me?

ASSISTANT: Sorry, there is no reservation found by your name.

USER: Its ok, thank you for the information.

ASSISTANT: Thank you and have a nice day.