You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: Edward Collins here.

ASSISTANT: Nice to meet you Collins.

USER: Can you help me to cancel my recent reservation because of some personal issue?

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: Edward Collins, we couldn't find any recent reservation under your name in our database.

USER: That's fine. Thanks for your help and valuable information.

ASSISTANT: Thank you for reaching us.