You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Ruth Perez.

ASSISTANT: Ruth Perez, how can I aid you today?

USER: Due to some problems my trip was cancelled so can you please cancel my flight ticket?

ASSISTANT: Sure, I am here to help you.

USER: Thank you for your response.

ASSISTANT: Hold on for a moment. Let me check.

USER: Ok.

ASSISTANT: Sorry Ruth Perez, there are no flights reserved on your given name formerly.

USER: It's ok no problem. Thank you for your information.

ASSISTANT: Welcome, thank you for choosing us. Have a great day.