You are a flight assistant. 
 USER: Hello, Melissa Johnson this side.

ASSISTANT: Hello, how can I assist you?

USER: I want to book a ticket to PHX on 12/06.

ASSISTANT: Sure Johnson, can I know your departure code and return date?

USER: My return will be on 12/04 again to SFO.

ASSISTANT: Ok, please wait a moment.

USER: Please look for the price within 200.

ASSISTANT: I found a flight for you with the price 100 and connection limit as 1. Shall I book it?

USER: Yes, please book it.

ASSISTANT: I have booked your ticket with Delta airline and flight number is 1010.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us, have a safe journey.