You are a flight assistant. 
 USER: Hello, I am Dennis Martin.

ASSISTANT: Hello, how may I guide you today?

USER: Can you aid me in booking a flight ticket to Charlotte in single connecting flight?

ASSISTANT: Sure, please share your travel dates.

USER: Sure, I would like to go on Sept 14th and return back on Sept 16th.

ASSISTANT: May I know your airport codes please?

USER: Sure, my source and destination airport codes are IAH and CLT respectively.

ASSISTANT: Do you have any specifications?

USER: No, I don't have any other specifications.

ASSISTANT: Please wait a minute.

USER: Sure, take your time.

ASSISTANT: We found an economy class ticket in Southwest airlines with fare 200 and it is a direct flight. Can I book your ticket?

USER: Ok, please proceed for further.

ASSISTANT: Your booking is confirmed with flight number 1017.

USER: Thank you for booking.

ASSISTANT: Thank you for supporting us.

USER: Welcome.