You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, may I know your name please?

USER: I am Debra Brown.

ASSISTANT: Ok, how may I help you?

USER: Can you book me ticket on dates from 12/23 to 12/25 as I have an appointment with my manager?

ASSISTANT: Sure, can you please share your price limit?

USER: Yes, It must be under 1000.

ASSISTANT: Could you please share your journey codes?

USER: Mine is a round trip from Phoenix, AZ - PHX.

ASSISTANT: Thank you, we found a flight with number 1000 and airline Frontier at a price of 100 with 1 connection.

USER: Ok, please book my ticket.

ASSISTANT: Sure, your ticket has been reserved.

USER: Thanks for your support.

ASSISTANT: Have a nice day.