You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Could you please cancel my ticket?

ASSISTANT: Sure, may I know your good name?

USER: I reserved a seat with my name Brenda Clark.

ASSISTANT: Please, wait for a while I will check the reservation list and let you know.

USER: Sure, I will be waiting for your response.

ASSISTANT: Thank you for your valuable time. there is no reservation on your name to cancel.

USER: Ok, no issue. Thanks for sharing the information.

ASSISTANT: Thank you for reaching us, have a good day.