You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jessica Wilson.

ASSISTANT: How can I aid you today?

USER: I need to cancel my reservation due to some personal issues.So can you help me with cancellation of my reservation?

ASSISTANT: Sure Jessica Wilson, I am happy to help you with that. Please wait a moment to check your reservation status.

USER: Sure.

ASSISTANT: Sorry Jessica Wilson, no reservation has found under your name to cancel.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for choosing us, have a good day.