You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I need to book a flight ticket from DFW To MSP, can you help me in booking a flight ticket?

ASSISTANT: Sure, may I know your name for the booking purpose?

USER: Sure, Linda Allen here.

ASSISTANT: Help me with the trip dates?

USER: Sure, my scheduled dates are Nov 3 and Nov 5.

ASSISTANT: Do you have any preferences?

USER: I would prefer depart time at afternoon.

ASSISTANT: Let me know your connection limit?

USER: I prefer maximum one connection.

ASSISTANT: Sorry, no flights were running in your desired routes.

USER: Ok, no issues. Thank you for your assistance.

ASSISTANT: Thank you for opting us.