You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

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

ASSISTANT: May I know your trip dates?

USER: Sure, my scheduled dates are Jul 7 and Jul 9.

ASSISTANT: Is there any connection limit?

USER: I prefer maximum one connection.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: May I know you good name?

USER: Sure, Gary Campbell here.

ASSISTANT: Southwest Airlines providing connecting flight in the economy class with fare 200, shall I proceed for booking?

USER: Yes, you can.

ASSISTANT: Your ticket has been booked with flight number 1018.

USER: Thank you for your assistance.

ASSISTANT: Thank you for opting us.