You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Linda Allen.

ASSISTANT: How can I help you?

USER: I want to cancel my reservation as my plan to got for shopping got cancelled. can you help me?

ASSISTANT: Sure, I can help you with our services. Please wait.

USER: Sure.

ASSISTANT: Sorry , no reservation done on the name of Linda Allen in previous days.

USER: Ok fine, thanks for your response.

ASSISTANT: Thank you for reaching us, have a good day.