You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you now?

USER: I want to cancel my reservation, can you help me out?

ASSISTANT: Sure, I will help you with that. Can I have the name on which you reserved earlier?

USER: Myself Timothy Phillips.

ASSISTANT: Sorry Phillips, there is no reservation found under your name.

USER: That's ok, no problem. Thank you for your help.

ASSISTANT: My pleasure. Thank you for choosing us, have a great day.