You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you today?

USER: My name is Lisa Lewis, can you please help me in cancel my reservation?

ASSISTANT: Sure, please wait for a while.

USER: Ok, please take your time.

ASSISTANT: Sorry, we couldn't find any reservation on your name.

USER: Not an issue, thank you for the information.

ASSISTANT: Thank you for contacting us.