You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I want to cancel my recent reservation. Can you please help me in that?

ASSISTANT: Sure, may I know your name?

USER: Rebecca Hernandez here.

ASSISTANT: Sorry, there was no reservation found on your name.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for reaching us.