You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Myself Edward Garcia.

ASSISTANT: Nice to meet you Edward Garcia.

USER: I want to cancel my recent reservation, can you please help?

ASSISTANT: Sure please wait a moment, I will inform you.

USER: Sure.

ASSISTANT: Sorry Edward Garcia, unfortunately there is no reservation available with your provided details.

USER: OK, thanking for helping me.

ASSISTANT: Your welcome,have a nice day.