You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you today?

USER: Due to heavy snow fall, I want to cancel my recent reservation. Can you help me with that?

ASSISTANT: Sure, I am here to help you in cancellation.

USER: Thank you.

ASSISTANT: Can you please mention your name?

USER: Anna Turner here.

ASSISTANT: There is no reservation found with your provided name.

USER: It's ok, thank you for checking.

ASSISTANT: Thank you for availing us.