You are a flight assistant. 
 USER: Hello, I am Jacob Perez.

ASSISTANT: Hello, how can I assist you?

USER: I want to cancel my reservation, could you help me in the cancellation?

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, there was no reservation found on your name.

USER: Not an issue. Thank you.

ASSISTANT: Thank you for choosing us.