You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I need to cancel my existing reservation, which is done recently. Can you please help me out?

ASSISTANT: Sure, kindly share your name.

USER: Thank you for considering my request. My name is Ruth Gonzalez.

ASSISTANT: Your reservation is found and I cancelled successfully.

USER: Thank you for cancelling my existing reservation.

ASSISTANT: Thank you for choosing us.

USER: Thank you for your service.