You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I love spending my time at food courts in Reading Terminal Market. Please help me in booking a ticket from Dallas.

ASSISTANT: Sure, I'm glad to help you. May I know your corresponding airport codes please?

USER: My origin and destination airport codes are DFW and PHL.

ASSISTANT: Could you help me with your journey dates please?

USER: My trip dates are from 01/23 to 01/25.

ASSISTANT: May I know your name please?

USER: My name is Brandon Martinez.

ASSISTANT: Brandon, a flight with AA airlines available with price 100 matching with your preferences. Shall I book the ticket?

USER: Ok, please book my ticket.

ASSISTANT: Your ticket is booked with flight 1014.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.