You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you today?

USER: I want to cancel my recent reservation due to an emergency, can you please help me?

ASSISTANT: Sure, please share your good name.

USER: Sure, my name is Lisa Perez.

ASSISTANT: Please stand by.

USER: Sure, I will wait.

ASSISTANT: Thank you for waiting, we found a reservation on your name and it has been cancelled successfully.

USER: Thank you for your service.

ASSISTANT: Thank you.