You are a flight assistant. 
 USER: Hi. I am Gregory White.

ASSISTANT: Hello, how may I aid you now?

USER: I am planning to participate in Rodeo and horse racing festivals in Oakland, OAK. Can you help me in my booking?

ASSISTANT: Sure, I will help you with booking.

USER: Thank you.

ASSISTANT: May I know from which city you are travelling to Oakland?

USER: My source airport code is Phoenix, AZ - PHX.

ASSISTANT: Please share me on what dates would you like to travel?

USER: I will start my journey on 12/29. I will return on 12/31.

ASSISTANT: Do you want any connection in between the journey?

USER: Yes, I need a layover.

ASSISTANT: Please also provide me your budget for flight ticket?

USER: I can pay up to 500.

ASSISTANT: Please wait for a moment, while I check for the flight.

USER: Sure, I will wait for your response.

ASSISTANT: Thank you for waiting, sorry there is no flight available on your journey route on given date.

USER: Not an issue. Thank you for your prompt service.

ASSISTANT: Thank you for visiting us, we hope see you again.