You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I would like to cancel my ticket which is reserved on my name Janet Mitchell, due to heavy snow fall in our city. Will you help me in this?

ASSISTANT: Sure, I can help you.

USER: Ok.

ASSISTANT: Please wait a while.

USER: Sure.

ASSISTANT: Thanks for your time.

USER: Ok.

ASSISTANT: We didn't found any reservation by this name.

USER: Ok. Thank you.

ASSISTANT: Thank you.