You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Kenneth Hernandez.

ASSISTANT: How can I assist you?

USER: Actually, my friend meet with an accident.So, my trip got cancelled. Can you help me out?

ASSISTANT: Sure, give me a moment.

USER: Sure.

ASSISTANT: Kenneth, I found your reservation. Shall I cancel?

USER: Yes, please.

ASSISTANT: Your reservation is cancelled.

USER: Thank you for your help.

ASSISTANT: Welcome.