You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I render you?

USER: I am planning to visit Dallas, will you help me in booking the flight ticket from CLT to DFW?

ASSISTANT: Sure, I'm happy to help you with that. Can you please provide your planned departure and return travel dates?

USER: My preferable journey dates are Jan 16 and  Jan 18.

ASSISTANT: Do you prefer break in between your journey?

USER: I need a flight with single connection.

ASSISTANT: Please let me know if you have any other specifications.

USER: No, thank you for asking.

ASSISTANT: Can I have your good name please?

USER: Myself Elizabeth Williams.

ASSISTANT: Delta airlines is providing a single connected flight with ticket fare of 100, shall I proceed for booking?

USER: Sure, you can proceed with the booking.

ASSISTANT: I have successfully booked you an economy class ticket in flight-1002, have a safe journey.

USER: Thank you for helping me.

ASSISTANT: Thank you for choosing us, have a nice day.