You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Can you help me in booking from LAX to LAS?

ASSISTANT: Sure, please share your journey dates?

USER: My journey dates are from May 24 to May 26.

ASSISTANT: Do you have any specifications?

USER: I need a direct flight.

ASSISTANT: Is there any class preferences?

USER: No.

ASSISTANT: We found a direct flight in 1002 Southwest airlines, price is 200 economy class. Shall I proceed?

USER: Ok, you can proceed with booking.

ASSISTANT: May I know your good name?

USER: My name is Christine Perez.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for choosing us.