You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am Anna Johnson. I need to cancel my travel reservation because of snow fall in my location?

ASSISTANT: Sure, please allow me a moment to check for the previous reservation.

USER: Ok, will wait.

ASSISTANT: Anna, there is no reservation found under your name.

USER: Ok, thank you for helping me.

ASSISTANT: Thank you for contacting us.