You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Sandra Moore.

ASSISTANT: How may I assist you?

USER: I want to book a ticket from IAH to LGA, can you please book a ticket?

ASSISTANT: Sure, could you please help me with your planned travel dates?

USER: My travelling dates are Feb 14 and Feb 16.

ASSISTANT: Do you need a connecting flight?

USER: I am okay with any flight.

ASSISTANT: May I know your departure and return timings of your journey?

USER: My return time is afternoon.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: I found an economy class ticket in Spirit airlines with fare 100 and it has 1 connection. Can I book your ticket?

USER: You can proceed.

ASSISTANT: Ok, your booking is confirmed with flight number 1023.

USER: Thank you.

ASSISTANT: Thank you for choosing us.