You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: Charles Martin here, I would like to travel from BOS to LAS to meet my friend who was staying there, can you help me to make a flight reservation for this route?

ASSISTANT: Sure, may I know your depart and return dates?

USER: Actually, I am planning to travel on Oct, 21st and return back to my city on oct, 23rd.

ASSISTANT: Is there any class preference?

USER: No, I am comfortable with any class.

ASSISTANT: Do you need halt in between your journey?

USER: Yes, I need a halt between journey.

ASSISTANT: Ok, please wait for a moment.

USER: Sure, I will wait for your response.

ASSISTANT: We found a Southwest airline, flight number: 1016, price: 100 with one connection.

USER: That's really nice, you can proceed with this flight.

ASSISTANT: Your flight ticket has been confirmed in economy class.

USER: Thanks for your help and information.

ASSISTANT: Thank you, have a good day.