You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: Can you please help me to cancel my recent reservation?

ASSISTANT: Sure, may I know your name?

USER: Myself Patricia Adams.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: I am sorry to say you that there is no reservation found under your name in our database.

USER: It's ok, thank you.

ASSISTANT: Welcome Patricia Adams.