You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: I am Samuel Young. I want to book a ticket from MSP to LAS, can you help me?

ASSISTANT: Sure, may I know your depart date?

USER: My departure date is 09/03.

ASSISTANT: Let me know your return date.

USER: My return date is 09/05.

ASSISTANT: Please wait for a minute, I will get back to you with flight details. We found a flight with number 1000 in UA airline and the ticket price is 100.

USER: You can book it.

ASSISTANT: Your ticket is booked.

USER: Thank you for booking.

ASSISTANT: Thanks for availing us.