You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I provide assistance to you?

USER: Could you please cancel my recent reservation.

ASSISTANT: Sure, we are here to help you. May I know your name?

USER: I am Christine Lopez.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Sorry to say, no reservation found with your name.

USER: Thanks for your assistance.

ASSISTANT: Thanks for reaching us.