You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Actually my health is not good so that I want to cancel my recent reservation, can you help me?

ASSISTANT: Ok. Can I know your name?

USER: Yes, I am Stephanie Lewis.

ASSISTANT: Wait a minute.

USER: Ok.

ASSISTANT: There is no reservation with your name.

USER: Ok, no problem,.

ASSISTANT: Anyway, thank you to come here.

USER: Thank you for your help.

ASSISTANT: Most welcome.