You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Justin Lewis, I want to cancel my reservation as my plan to meet my friend is cancelled. Can you help me to  cancel my reservation?

ASSISTANT: Sure, please wait a minute.

USER: Sure.

ASSISTANT: There is no reservation with your name.

USER: Ok, thank you for the information.

ASSISTANT: Thank you for reaching us.