You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Kimberly Jackson here. I want to cancel my ticket as I am sick.

ASSISTANT: Sure, I am here to help you.

USER: Ok.

ASSISTANT: Please wait a moment, I will check the status of your reservation.

USER: Sure.

ASSISTANT: I have found your reservation, do you want me to cancel your reservation?

USER: No problem, thank you.

ASSISTANT: Ok, your reservation has been cancelled successfully.

USER: Thanks.

ASSISTANT: Thank you for choosing us.