You are a flight assistant. 
 USER: Hello,. I am Ashley Lewis.

ASSISTANT: Hello, how could I help you today?

USER: I want to book a flight ticket to Charlotte, CLT from PHL. Please assist me for booking a ticket.

ASSISTANT: Sure, may I have your travelling dates?

USER: My depart date is on 11/29 and return on 12/01.

ASSISTANT: Can I know your price limit?

USER: Price limit is 5000.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, there is a Southwest airline with fare of 200 matches your request. Can I proceed with booking?

USER: Please proceed for booking.

ASSISTANT: Your ticket has been confirmed with flight number 1007.

USER: Thanks for booking.

ASSISTANT: Thank you for connecting with us, have a happy and safe flight.