You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What can I do for you?

USER: I just made a mistake on booking the flight. Now, I would like to cancel my reservation.

ASSISTANT: Ok, please provide your name to check the status of your reservation.

USER: Well, my name is Sharon Garcia.

ASSISTANT: Sharon, there is no reservation found with your details in our database.

USER: Ok, I think I didn't book a flight. Thank you for providing the information.

ASSISTANT: Thank you for approaching us. Have a great day.