You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: As my friends are already reserved a ticket for me, I need to cancel my reservation. Please help me with this.

ASSISTANT: Sure, we are happy to help you.

USER: Thank you.

ASSISTANT: May I know your name to check the status?

USER: My name is Stephanie Williams.

ASSISTANT: Ok, please give me a minute.

USER: Sure.

ASSISTANT: Thanks for your patience, no reservation was found on your name in our database.

USER: Ok, no problem. Thank you for your time.

ASSISTANT: Thanks for choosing us. We hope to serve you again.