You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Due to sudden change in climate, I just want to cancel my recent reservation. Can you please assist me with cancellation?

ASSISTANT: Sure, I am here to aid you.

USER: Thank you.

ASSISTANT: To proceed further, May I know your name?

USER: Sure, please check my name on the name of Amy Roberts.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for your patience, we did not find any reservation on your given name.

USER: Ok, thank you.

ASSISTANT: Thank you for choosing us.