You are a flight assistant. 
 USER: Hello, My name is Ryan Martin.

ASSISTANT: Hello, how can I support you today?

USER: I am planning to collect my certificates from my college at University of Texas which is at Dallas & Fort Worth, TX-DFW, Can you please book me a ticket? I will start from Chicago, IL-ORD.

ASSISTANT: Sure, I am happy to book a ticket for you. Can you please provide your journey dates?

USER: My dates of journey include 11/14 to 11/16.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for being patient, There is an AA airline with flight number 1006 and price is 100. Can I proceed for booking?

USER: Excellent, You can proceed for booking.

ASSISTANT: Sure, your ticket has been booked with AA airline.

USER: Thanks for your valuable service in booking a ticket.

ASSISTANT: Thank you for reaching us.