You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am looking for a flight from ORD to AUS, can you please help me in booking?

ASSISTANT: Sure, help me with the trip dates?

USER: My travelling dates are Feb 01 and Feb 03.

ASSISTANT: May I know your name please?

USER: My name is Ryan Robinson.

ASSISTANT: Do you have any preferences for this trip?

USER: I need a connecting flight.

ASSISTANT: We found a flight in an airline Delta with 1027 number having a single connection in an economy class. Shall I proceed to book?

USER: If flight departs in afternoon, you can proceed for further.

ASSISTANT: Sorry, depart time is in the evening.

USER: That's ok, thank you for checking.

ASSISTANT: Thank you for reaching us.