You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Dennis Harris here.

ASSISTANT: How can I assist you today?

USER: Can you book a flight ticket for my airport codes that is from CLT to HOU?

ASSISTANT: Sure, can you please share your travel dates?

USER: The travel dates are from 31 May to 02 June.

ASSISTANT: Do you have any class preference?

USER: I would like to depart in the afternoon time.

ASSISTANT: May I know your connection limit?

USER: I need a single connecting flight.

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

USER: The return time would be in the morning.

ASSISTANT: Dennis Harris, there is a flight available with price 400 and the connection is 1 with UA airline. Would you like me to proceed with the booking?

USER: I am happy with the cost of the flight ticket. So you can proceed.

ASSISTANT: Your booking is confirmed with 1005 flight number and the departure time is 14:00 PM, return time is 4:00 AM.

USER: Thank you.

ASSISTANT: You are welcome. Thank you for reaching us.