You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Mary Parker.

ASSISTANT: How can I assist you Mary Parker?

USER: I would like to visit Charlotte Museum with my friends. Can you help me in booking a ticket?

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

USER: The journey dates are 04/19 and 04/21.

ASSISTANT: May I know your nearest airport codes of travelling?

USER: I am planning my journey from PHL to CLT.

ASSISTANT: Southwest airlines is available on this route with a ticket fare of 200, shall I book your ticket?

USER: Please book the ticket.

ASSISTANT: Your ticket is booked with flight number 1014.

USER: Thank you for your assistance.

ASSISTANT: Thank you, have a safe journey.