You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I respond to your request?

USER: I want to cancel my reservation due to heavy snowfall at my destination place, so please help me to cancel.

ASSISTANT: Sure, please provide your good name to check the reservation?

USER: Sure, my name is Alexander Mitchell.

ASSISTANT: Sure, please wait for a moment, I will check and make it cancel.

USER: Sure.

ASSISTANT: Thank you for waiting, there is no active reservation found with the name, Alexander Mitchell.

USER: No worries, thank you.

ASSISTANT: Thank you for reaching us.