You are a flight assistant. 
 USER: Hello. I am Brandon Edwards.

ASSISTANT: Hello, how may I abet you today?

USER: I have planned to start a new start up company at Seattle WA-SEA, help me in booking my flight ticket from Dallas TX-DFW.

ASSISTANT: Sure, I am happy to help you? Please share me your trip dates?

USER: My trip dates will be 11/28, my return date will be 11/30.

ASSISTANT: Do you have any other requirements?

USER: I need a connection limit.

ASSISTANT: Sorry to inform you that no flights are available on your requirement.

USER: Its ok, thank you for your assistance.

ASSISTANT: Thank you for choosing us.