You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Edward Thompson.

ASSISTANT: How can I help you?

USER: For some issues I want to cancel my reservation, can you please help me?

ASSISTANT: Sure.

USER: Thanks.

ASSISTANT: Sorry, there is no reservation found by your name.

USER: It's ok. Thank you for the information.

ASSISTANT: Thank you and have a nice day.