You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I guide you?

USER: Can you help me to cancel my reservation?

ASSISTANT: Ok, may I know your name?

USER: My name is Larry Miller.

ASSISTANT: Sorry, no reservation found on your name to cancel.

USER: Ok, no issues.

ASSISTANT: Thank you for reaching us.

USER: Thank you for your help.