You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I need to go OAK from MSP to attend my cousins birthday party. Can you please aid me in booking my ticket?

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

USER: I need to attend to my party on 30th Jan, return Feb 1st.

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

USER: Yes, I like to travel in connecting flight.

ASSISTANT: Do you have any class preference?

USER: No, you can proceed and book my ticket.

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

USER: No.

ASSISTANT: May I know your good name please?

USER: Margaret Lee.

ASSISTANT: We found United airline with economy class and flight number is 1002 with arrival time is 13:00 hours and departure time is 22:00 hours.Shall I proceed for booking?

USER: Proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you for booking.

ASSISTANT: You are welcome.