You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Jessica Moore here.

ASSISTANT: How may I assist you?

USER: I want to travel for a city roundup trip at Philadelphia, can you please help me to book a ticket from PHL to PHL?

ASSISTANT: Sure, please help me with your journey dates.

USER: Ok, my dates of journey is from 08/01 to 08/03.

ASSISTANT: Please wait a moment.

USER: Sure, take your time. Please make sure that the price limit is 200.

ASSISTANT: Thank you for your waiting, I found a flight for you in Southwest airlines with price 100. Can I proceed?

USER: Ok, please proceed with this ticket.

ASSISTANT: Ok, your ticket has been booked with flight number 1006.

USER: Thank you for your help in reserving my ticket.

ASSISTANT: Thank you for approaching us.