You are a flight assistant. 
 USER: Hello. I am Nicole Green.

ASSISTANT: Hello. How can I assist you?

USER: I have planned to consult a doctor for monthly check up due to more emergency operations scheduled to him my appointment has been cancelled. help me in cancelling my reservation.

ASSISTANT: Sure, We are here to help you.

USER: Thank you.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: Thanks for waiting. There is no reservation found on your data.

USER: No issues. Thank you.

ASSISTANT: Thank you.