You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I want to travel to Las Vegas, NV-LAS on 06/24. Can you help me to book a flight ticket?

ASSISTANT: Yes, I can help you with that. May I know your name please?

USER: My name is Barbara Turner.

ASSISTANT: Barbara, can I know when will you return and your origin airport code?

USER: My source location is Boston, MA-BOS and the return day is 06/26.

ASSISTANT: Thank you for the information. Please be on hold.

USER: Ok.

ASSISTANT: Barbara, I found a flight for you with Delta airline and flight number is 1025. Shall I proceed?

USER: Ok, what is the price of the ticket?

ASSISTANT: It's only 100.

USER: Ok, please book my ticket.

ASSISTANT: Your ticket has booked.

USER: Thank you so much.

ASSISTANT: Thank you for reaching us.Have a safe journey.