You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: My name is Larry Allen. I would like to cancel my reservation, could you help me out?

ASSISTANT: Ok, please give me a moment.

USER: Sure, take your time.

ASSISTANT: Sorry, there are no reservation with the given name.

USER: That's ok. Thank you for your time.

ASSISTANT: Thank you for reaching us.