You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what kind of assistance are you looking for?

USER: I am looking for a flight from HOU to DFW, can you help me in booking?

ASSISTANT: Sure, on what dates are you planning to travel?

USER: My planned travel dates are Jan 21 and Jan 23.

ASSISTANT: How many connections are required?

USER: Please look for a connecting flight.

ASSISTANT: Is there any other requirements?

USER: I would like to return my journey for the afternoon flight.

ASSISTANT: May I know your name?

USER: Myself Nancy Campbell.

ASSISTANT: Ok, there is an American airline with flight number 1013 going on your way with 1 connection and the airfare is 200. Is that fine?

USER: That's fine, please proceed in booking.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for the service.

ASSISTANT: Thank you for reaching us.