You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I help you today?

USER: I am Helen Garcia. I have a planned for a trip with my cousins, but it has been cancelled.

ASSISTANT: Sure, please wait for a while I will check the reservation on your name and revert you.

USER: Ok.

ASSISTANT: Sorry, there is no reservation found on your name.

USER: Thanks for your information.

ASSISTANT: Thank you.