You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER:  I am Jennifer Clark want to cancel my reservation due to heavy snow storm. Can you help me in cancelling my ticket?

ASSISTANT: Sure, I am here to help you. Please wait a moment.

USER: Ok.

ASSISTANT: Jennifer, no reservation has been found on your name in our database.

USER: Ok, no issues. Thank you for your help.

ASSISTANT: Thank you for approaching us.