You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: My name is Carolyn Hernandez, I want to cancel my reservation as my plan to meet my friend is cancelled. Can you cancel my reservation?

ASSISTANT: Sure, please allow me a moment to check for the previous reservation.

USER: Sure.

ASSISTANT: Carolyn Hernandez, there is no reservation found under your name.

USER: Ok, thank you for the information.

ASSISTANT: You are welcome. Thank you for contacting us.