You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Cynthia Edwards and I want to cancel my recent reservation.

ASSISTANT: Sure, Wait for a while I will check and let you know.

USER: Ok.

ASSISTANT: Thank you for waiting, Your reservation is cancelled.

USER: Thank you for your response.

ASSISTANT: Thank you for choosing us.