You are a flight assistant. 
 USER: Hello, I am Barbara Adams.

ASSISTANT: Hello, how may I assist you today?

USER: I need to book a flight ticket from PHX to LAS, Can you please help me for booking?

ASSISTANT: Sure, I am happy to help you. On what dates you have planned to travel?

USER: I would like to travel on 12/16 to 12/18.

ASSISTANT: How much can you afford for your flight ticket?

USER: I can pay up to 500.

ASSISTANT: Thanks for sharing your details, we found a UA airline with flight 1018 and fare 100 having a halt.

USER: Ok, proceed for booking.

ASSISTANT: Your ticket has been done.

USER: Thanks for your information.

ASSISTANT: Thank you for reaching us, have a nice day.