You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I need to travel from IAH to DFW, can you help me in doing that?

ASSISTANT: Sure, provide me your trip dates.

USER: My trip dates are Feb 06 to 08.

ASSISTANT: Ok, do you have any connecting limit preference?

USER: I need a connecting flight.

ASSISTANT: May I know your name please?

USER: Sandra Jones here.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Any time concern do you have?

USER: No.

ASSISTANT: American Airlines providing a connected flight in economy class at cost of 200. Should I proceed to book?

USER: Ok, proceed.

ASSISTANT: Ok, your flight ticket has been booked successfully with flight number 1003.

USER: Thank you.

ASSISTANT: Thanks for contacting us.