You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am George Davis.

ASSISTANT:  George Davis. How can I aid you?

USER: Can you help me to book a flight ticket from LAS to OAK?

ASSISTANT: May I know your itinerary dates?

USER: My preferable journey dates are June 25 and June 27.

ASSISTANT: Do you have any class preference?

USER: I am comfortable with any class.

ASSISTANT: Would you like to board on connecting or direct flight.

USER: I prefer connecting flight ticket on this route.

ASSISTANT: Are there any concern with the timings?

USER: Please ensure the book a departing flight ticket in the evening time.

ASSISTANT: Do you have any other preferences?

USER: No, thanks for asking.

ASSISTANT: Give me a moment.

USER: Sure.

ASSISTANT: Southwest Airlines with flight 1018 is providing service on your route, with single connection and price is 200 with depart time in the evening 21:00 PM and arrival at 23:00 PM.

USER: Please proceed to book my flight ticket in this airlines.

ASSISTANT: Your ticket is booked.

USER: Thank you.

ASSISTANT: Thank you for approaching us.