You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you for today?

USER: I am planning for a vacation to Dallas. Can you book me flight?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: I will travel on Feb 26 and return on Feb 28.

ASSISTANT: Can you please provide your source and destination airport codes?

USER: My source point is ATL and my destination is DFW.

ASSISTANT: Are you looking for a connecting flight or direct flight?

USER: I prefer a connecting flight.

ASSISTANT: Do you have any other requirements that you are looking for?

USER: No.

ASSISTANT: Can you please provide your name to proceed further?

USER: My name is Joseph King.

ASSISTANT: There is a connecting flight with ticket fare 100 in Southwest airlines in economy class. Is it ok for you?

USER: Yes, It is good for me.

ASSISTANT: Your booking is confirmed with flight number 1007. Departure time is 12:00 hours and arrival time is 14:00 hours.

USER: Thank you for your service.

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