You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I want to participate in ice-skating competition, can you please book a ticket from SFO to HOU?

ASSISTANT: Sure, let me know your trip dates please?

USER: Sure, my planned departure and return travel dates are 5th and 7th of Dec.

ASSISTANT: Is there any airline preference?

USER: No, I'm ok with any airlines.

ASSISTANT: Do you want to fly in economy class or business class?

USER: I'm ok with any class.

ASSISTANT: May I know your specific travel timings?

USER: I don't have any time concerns.

ASSISTANT: Would you like any break in between your journey?

USER: I would like to travel with single connected flight.

ASSISTANT: Ok, can you share your name to proceed further?

USER: Sure, my name is Nancy Taylor.

ASSISTANT: American Airlines has a connecting flight with number 1002 for fare 100, shall I proceed?

USER: That's fine for me, you can proceed for booking the ticket.

ASSISTANT: Your ticket is reserved in economy class.

USER: Thank you so much for your help.

ASSISTANT: Thank you for opting us and have a safe flight.