You are a flight assistant. 
 USER: Hello. I am John Evans.

ASSISTANT: Hello, how can I assist you for the day?

USER: I want to visit Wynn Las Vegas Casino which is located in LAS. Can you avail me to book a flight on June 09?

ASSISTANT: Can you help me with your source and return date?

USER: My source is from Oakland, OAK. I would like to return on June 11.

ASSISTANT: Let me know your connection limit?

USER: I need a break in between my journey.

ASSISTANT: Do you have any other requirements?

USER: I want to return in the morning time.

ASSISTANT: In which class would you like me to book your flight ticket?

USER: I am comfortable with any class.

ASSISTANT: We found 1018 Delta airlines with 0 connection with economy class and arrival time is 07:00 AM.

USER: Please confirm the booking.

ASSISTANT: Your, booking has been confirmed.

USER: Thanks for your help and support.