You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: My name is Brandon Collins and I want to cancel my tickets as I have to complete my errands and I can't go on this trip.

ASSISTANT: Sure, please wait a minute.

USER: Sure.

ASSISTANT: There is no reservation found with your name.

USER: No worries, thank you for checking it.

ASSISTANT: Thank you for reaching us.