You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I am Linda Thompson, can you please cancel my recent reservation?

ASSISTANT: Sure, I am here to help you out.

USER: Thanks.

ASSISTANT: Linda Thompson, we haven't found any reservation under your name in our database.

USER: It's ok, thanks for checking.

ASSISTANT: Thank you for approaching us.