You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you?

USER: Can you please help me in booking a flight ticket from Dallas, DFW to Washington, DCA?

ASSISTANT: Sure, on what dates are you planning to travel?

USER: My journey dates are from Nov 29 to Dec 01.

ASSISTANT: Do you need a connecting flight or direct flight?

USER: I need a break in between journey.

ASSISTANT: Do you have any specifications?

USER: No.

ASSISTANT: Please forward your name.

USER: My name is Carol Rodriguez.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thanks for waiting, currently there are no flights going on your way due to heavy snow fall at your destination.

USER: Ok, that's not a problem. Thanks for your information.

ASSISTANT: Thank you for choosing us.