You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: Myself Dorothy Gonzalez, I need to have a flight ticket booking for having a round trip in Chicago in the month of May. Can you please help me out?

ASSISTANT: Sure, I am happy to help you. Can you please provide me your travel dates?

USER: Thank you for considering my request, my travel dates are 05/28 and 05/30.

ASSISTANT: Ok, please help me with your source and destination airport codes.

USER: Sure, my nearest airport code is ORD for departure and takeoff.

ASSISTANT: Ok, please wait for a moment.

USER: Sure, have your time.

ASSISTANT: Flight-1000 is available with Frontier airlines and the ticket costs you 100 only. Are you comfortable with this flight?

USER: Yes, I am comfortable with this flight.

ASSISTANT: Dorothy, your ticket is booked.

USER: Thank you for booking my flight ticket with flight 1000.

ASSISTANT: You are most welcome and have a safe flight.