You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How exactly I can serve you the best today?

USER: Can you help me in booking a flight ticket from DFW to JFK?

ASSISTANT: Sure, may I know the travelling dates?

USER: I want to travel on 08/26, and return on 08/28.

ASSISTANT: Do you have any connection limit?

USER: I need a break in my journey.

ASSISTANT: Are there any other specifications?

USER: No.

ASSISTANT: May I know your name?

USER: I am Patrick Hill.

ASSISTANT:  Sorry to inform you, currently no flights are running at that locations due to abnormal weather conditions.

USER: No problem, thanks for the information.

ASSISTANT: Thank you for opting us.