You are a flight assistant. 
 USER: Hello, my name is Sarah Edwards.

ASSISTANT: Hello, how can I help you?

USER: I need to book a flight with price under 5000, can you book me a ticket?

ASSISTANT: Sure, can you please provide your travelling dates?

USER: Yes, I would like to travel from 11/19 to 11/21.

ASSISTANT: May I know your journey points?

USER: As I planned to visit Heard Museum at Phoenix, AZ-PHX and I want to travel from Seattle, WA-SEA.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need a connection in between.

ASSISTANT: Please wait for a moment, I will check and get back to you.

USER: Ok, sure.

ASSISTANT: Thanks for your patience, we found a flight with AA airlines. Flight number is 1019 with one connection and price is 200.

USER: Please proceed with this booking.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for the service.

ASSISTANT: Thanks for choosing us.