You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I need to cancel my reservation as my plan to go for trekking got cancelled. Can you help me?

ASSISTANT: I need your name to fetch from my database.

USER: I am Samantha Garcia.

ASSISTANT: We regret to inform you that there is no active reservation found on your name.

USER: Ok fine, thanks for checking.

ASSISTANT: Thanks for choosing us.