You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

USER: I want to cancel my recent reservation due to cancel of my exams. Could you please help me?

ASSISTANT: Sure, I wil help you with that. May I know your name please?

USER: I am Brenda Garcia.

ASSISTANT: I am sorry to say that there is no reservation found under your name.

USER: No worries, thank you for the information.

ASSISTANT: Thank you for reaching us.