You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am planning for a trip with my family to ORD, can you help me with booking ticket from AUS?

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

USER: Ok, my planned dates are from Mar 25 to 27.

ASSISTANT: Do you have any particular time for departing and returning?

USER: I would like to departure in the afternoon time.

ASSISTANT: Would you like to travel in a connecting flight or a direct flight?

USER: I am ok with any connection.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: May I know your good name please?

USER: Sure, Brian Evans here.

ASSISTANT: We found United airline with economy class and flight number is 1002 with arrival time is 18.00 hours and departure time is 8.00 hours.Shall I proceed for booking?

USER: Ok, confirm it.

ASSISTANT: Your ticket is booked.

USER: Thanks for your help.

ASSISTANT: You are welcome.