You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: My name is Mary Taylor, can you help me to cancel the reservation which I had did recently?

ASSISTANT: Sure. Please wait a minute.

USER: Ok, please take you own time.

ASSISTANT: Thanks for waiting. There is no reservation on your name.

USER: Ok, that is no a problem. Thank you for assisting me.

ASSISTANT: Thank you.