You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I amend you?

USER: I am Catherine Lewis. I am planning to visit Pioneer plaza in Dallas, can you please help me to book a flight from HOU to DFW?

ASSISTANT: Sure, I am here to help you. May I know your trip dates?

USER: My planned trip dates are 06/24 to 06/26.

ASSISTANT: May I know your restrictions?

USER: I need a halt with price of 5000.

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

USER: Ok, no issues. Thanks for your service.

ASSISTANT: Thank you for availing us, have a good day.