You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: William Campbell here. Can you book a ticket from LAS to LAX? As I'm planning to visit Los Angeles.

ASSISTANT: Please, share your journey dates.

USER: Sure, my planned departure and return travel dates are 4th and 6th of June.

ASSISTANT: Do you need any requirements?

USER: I can afford upto 500 for my ticket.

ASSISTANT: There is a flight with Hawaiian airlines in economy class. Shall I proceed?

USER: Sure, you can proceed for booking the ticket.

ASSISTANT: Your ticket is booked with flight 1016. Thank you for choosing us.

USER: Thank you so much for your help.