You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I want to book a flight ticket from ORD to IAH. Could you help me in booking?

ASSISTANT: Sure, may I know your travelling dates please?

USER: My travelling dates are from Sep 22-24.

ASSISTANT: May I know your name please?

USER: Donald Allen here.

ASSISTANT: May I know your connection limit please?

USER: I need 1 connecting flight.

ASSISTANT: Do you have any other specifications please?

USER: No.

ASSISTANT: There is a connecting flight of fare 100 with economy class in United airline, shall I proceed for booking?

USER: Yes, please proceed.

ASSISTANT: Your reservation has been confirmed with flight number 1028.

USER: Thank you.

ASSISTANT: You are welcome.