You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can  I aid you?

USER: Can you please help me in cancelling my recent reservation? As my health is not good to do journeys.

ASSISTANT: Sure, I can help you. May I know your name?

USER: My name is Patricia Mitchell.

ASSISTANT: Give me a minute.

USER: Sure.

ASSISTANT: Thanks for your time. We didn't found any reservation by this name.

USER: That's ok, thank you.

ASSISTANT: Thank you for reaching us.