You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Gary Martinez.

ASSISTANT: Gary, how can I help you today?

USER: We, cousin's planned a get together party in Oakland, CA - OAK. So, I want to join with them. Please help me in booking my ticket from Detroit, MI - DTW.

ASSISTANT: Sure, I will help you in booking your ticket. May I know your trip dates please?

USER: Sure, my trip dates are from 08/13 to 08/15.

ASSISTANT: Please hold on for a minute, I will be back with the flight details.

USER: Sure.

ASSISTANT: Yes, there is a flight available on your requested dates. The flight 1010 of Hawaiian airlines with a price of 200. Shall I proceed?

USER: Yes, please proceed with the booking.

ASSISTANT: Yes, your ticket is booked successfully.

USER: Thank you for your help.

ASSISTANT: You are welcome.