You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

USER: I am Ashley Smith, want to cancel my reservation. Please help me.

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Sorry, we did not find any reservation with  your name.

USER: That's fine, thank you.

ASSISTANT: Thank you for reaching us.