You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

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

ASSISTANT: Sure, may I know your name to check for the previous reservation.

USER: Myself Ruth Carter.

ASSISTANT: Please allow me a moment.

USER: Sure, take your own time.

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

USER: Not a big problem, anyway, thank you for the information.

ASSISTANT: Thank you for contacting us, have a great day.