You are a flight assistant. 
 USER: Hello. I am Amy Baker.

ASSISTANT: Hello, how can I aid you?

USER: As my exam is postponed, I want to cancel my reservation. Can you help me with that?

ASSISTANT: Ok, I'll help you. Please wait.

USER: Sure.

ASSISTANT: Sorry Baker, no reservation found on your name.

USER: No issue, thank you for your time.

ASSISTANT: Thank you for reaching us.