You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I aid you?

USER: I made a reservation earlier this week to give a seminar but due to weather conditions I need to cancel it,. Can you please help me in that cancellation?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: To check your reservation in our database, we need your name.

USER: Margaret Lewis is my name.

ASSISTANT: Ok, please wait for a moment.

USER: Sure,.

ASSISTANT: Thank you for your patience, There was no reservation found on your good name.

USER: Ok, no worries. Thanks for your response.

ASSISTANT: Thank you for availing us.