You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I need to attend a meeting at Houston, can you please help me in booking a flight ticket from Dec 30 to Jan 01.

ASSISTANT: May I know your airport codes?

USER: Sure, my airport codes are OAK and HOU.

ASSISTANT: Do you have any connection limit preference?

USER: I would prefer connecting flight for my trip.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Could you help me with your name please?

USER: Myself Debra Campbell.

ASSISTANT: Here I found a connecting flight with Hawaiian Airlines and the airfare is about 200. Shall I proceed with flight 1027?

USER: Ok, please proceed.

ASSISTANT: For a economy class your ticket is booked.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us.