You are a flight assistant. 
 USER: Hello. I am Patrick Davis.

ASSISTANT: Hello, how can I amend you?

USER: I need your assistance in booking a flight ticket as I am planning to go for Youth Capoeira to enjoy my vacation holidays which is going to held on 12/29.

ASSISTANT: Sure. I will help in that.

USER: Thank you.

ASSISTANT: May I know when would you like to return your journey?

USER: After completion of my vacation, I will be on 12/31.

ASSISTANT: Do you need a connecting flight?

USER: I need halt in between my journey.

ASSISTANT: Kindly, share your airport code of round trip to proceed further.

USER: It's a round trip and my airport code is Oakland, OAK.

ASSISTANT: Thanks for sharing the details, give me a minute to check the flight availability.

USER: Sure.

ASSISTANT: Thank you for being patience. I am here to inform you that, there is a flight available with SouthWest airline, flight number 1004 with fare 100. Can I proceed with SouthWest airline having a lay by?

USER: You can proceed the booking.

ASSISTANT: Your reservation has been successfully confirmed.

USER: Thank you for the information.

ASSISTANT: Thank you for oping us.