You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What can I do for you today?

USER: I am Virginia Lewis. : I had planned to go on a vacation, but it was cancelled.Can you cancel my  recent reservation?

ASSISTANT: Nice to meet you Lewis. Sure, please wait for a minute.

USER: Ok.

ASSISTANT: Sorry Lewis, I cannot find any flight with your name.

USER: That's fine.

ASSISTANT: Thanks for contacting us.

USER: Thank you for your help.

ASSISTANT: It's my pleasure.