You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I want to book a ticket from ATL to HOU, can you please help me?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My travelling dates are on Dec 15 and Dec 17.

ASSISTANT: May I know your connection limit?

USER: I prefer to travel in single connecting flight.

ASSISTANT: Do you have any other specifications?

USER: I want to depart in the evening time.

ASSISTANT: May I know your good name?

USER: My name is Nancy Campbell.

ASSISTANT: We found an airline: American Airlines, flight number: 1008 and price is 200 with one connection.

USER: You can proceed.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for reaching us.