You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: Myself Patricia Martinez. For some issues I want to cancel my reservation, can you please help me with it?

ASSISTANT: Sure, could you please wait for a while, let me check and revert to you.

USER: Sure.

ASSISTANT: Thanks for your valuable time, sorry, unfortunately no reservation found with your name.

USER: It's ok. Thank you for the information.

ASSISTANT: Thanks for picking us, have a great day ahead.