You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: I want to cancel my recent reservation.

ASSISTANT: Sure, may I know your name please?

USER: Yes, I am Catherine Collins.

ASSISTANT: Thank you. Can you please wait for a while ,.

USER: Sure.

ASSISTANT: Thanks for waiting, your reservation has been cancelled.

USER: Thank you for your support.

ASSISTANT: Thank you, have a good day.