You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

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

ASSISTANT: Sure, may I know your travel dates?

USER: My travelling dates will be on Mar 29 to Mar 31.

ASSISTANT: Can you please help me with your name?

USER: Amanda Gonzalez here.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: Direct flight is available with Hawaiian airlines and the ticket fare is 100 only in economy class. Flight departs at 9:00 hours and arrives at 8:00 hours. Shall I book the ticket for you?

USER: You can proceed to booking.

ASSISTANT: Your ticket is booked successfully and your flight number is 1011.

USER: Thank you for your help.

ASSISTANT: You are welcome and thank you for choosing us.