You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you today?

USER: As the seminar which I want to give in college got postponed, I want you to cancel my reservation. Can you please help me?

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

USER: I am Frank Perez.

ASSISTANT: Ok, please standby.

USER: Sure.

ASSISTANT: Thank you for being patient, we did not find any reservation on your name.

USER: It's ok, thank you for your response.

ASSISTANT: Thank you for reaching us.