You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: My name is Shirley Miller. Can I know if you can cancel the reservation which I had done recently?

ASSISTANT: Yes, I can help you with that. Please, wait a minute.

USER: Ok, please take your time.

ASSISTANT: Thank you for waiting, I found a reservation on your name. Shall I cancel it?

USER: Yes, please take your time and cancel.

ASSISTANT: Your ticket has been cancelled successfully.

USER: Thank you for assisting me.

ASSISTANT: Thank you for approaching us.