You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you at this moment?

USER: Due to heavy snowfall at my destination place, will you please help me in cancellation?

ASSISTANT: Sure, I am here to help you with this.

USER: Thank you.

ASSISTANT: Can you please provide your name to check your reservation status?

USER: Sure, I am Edward Walker.

ASSISTANT: Edward Walker, there is no active reservation found under your name in our database.

USER: Not an issue, thank you.

ASSISTANT: Thank you for contacting us.