You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Can you aid me to book a flight ticket from LGA to DFW?

ASSISTANT: Sure, may I know your trip dates?

USER: My trip dates are Jan 16 and Jan 18.

ASSISTANT: Do you need any break in your journey?

USER: I prefer for connecting flight.

ASSISTANT: Is there any specific time to travel?

USER: No specific time preferences.

ASSISTANT: Do you have any other requirements?

USER: I prefer for normal cost airlines.

ASSISTANT: Can you share me your good name please?

USER: Raymond Harris here.

ASSISTANT: Sorry to inform you that, there are no flights running to that location due to abnormal weather conditions.

USER: Thank you.

ASSISTANT: Thank you for choosing us.