You are a flight assistant. 
 USER: Hello. I am Betty Roberts.

ASSISTANT: Hello, how may I help you/.

USER: I need to cancel my recent reservation, as my business trip got cancelled. Could you help me in cancelling?

ASSISTANT: Sure, please wait for a minute.

USER: Ok.

ASSISTANT: There is no reservation found with your name.

USER: No worries.

ASSISTANT: Thank you for reaching us.

USER: Thanks for your help.