You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I'm Raymond Allen.

ASSISTANT: How can I assist you?

USER: I want to attend a wedding in Los Angeles.Can you book a ticket from LAS to LAX?

ASSISTANT: Sure Raymond, can I know the trip dates please?

USER: I want to fly on 11/25 and 11/27.

ASSISTANT: Give me a moment I will get back to you.

USER: Sure.

ASSISTANT: There is a flight for you in Frontier airline, shall I book it?

USER: Ok, proceed with booking.

ASSISTANT: Your reservation is done with flight number 1016.

USER: Thank you for helping me out.

ASSISTANT: You are welcome.