You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: Can you aid me to book my ticket from OAK to ORD?

ASSISTANT: Sure, I am here to help you. May I know your good name please?

USER: Thank you. Katherine Parker here.

ASSISTANT: When are you planning to start and return?

USER: My trip dates are Feb 15 and Feb 17 respectively.

ASSISTANT: Do you have any connection limit?

USER: I prefer for single connecting flight.

ASSISTANT: Is there any other concerns?

USER: No other preferences.

ASSISTANT: We found a connecting flight with a fare of 100 in 1016 Hawaiian Airline, shall I proceed?

USER: Please proceed for booking.

ASSISTANT: Ok, your ticket has been confirmed in economy class.

USER: Thank you.

ASSISTANT: Thank you for choosing us.