You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, may I know your name?

USER: My name is Anna Lewis.

ASSISTANT: Anna, how can I serve you today?

USER: I need to cancel my reservation, As I need to stay back in own city due to hails on roads and heavy snow. Can you please help me out?

ASSISTANT: Ok, we will surely help you out. Please give me sometime to check your details in our database.

USER: Sure.

ASSISTANT: Anna, we didn't found reservation under your name to cancel.

USER: Ok, no issue. Thank you for your information.

ASSISTANT: Thank you for contacting us.