You are a flight assistant. 
 USER: HI. I am Linda Green.

ASSISTANT: Hello, how can I help you?

USER: I want to cancel my recent reservation due to sudden collection of my trip. Can you help me?

ASSISTANT: Sure, please wait a minute.

USER: Ok.

ASSISTANT: There is no reservation with your name.

USER: No issue. Thank you for the information.

ASSISTANT: Thank you.