You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I want to go my grandfather's home on 10/04 to 10/06.Can you please help me for booking the flight ticket?

ASSISTANT: Sure, I will help you. May I know your good name please?

USER: Sure, my name is George Lopez.

ASSISTANT: Ok , please tell me your preferred airport codes?

USER: The airport codes are from IL-ORD to MI-DTW.

ASSISTANT: Ok, please wait a while.

USER: Sure.

ASSISTANT: The flight airline UA is available with your preferred dates.

USER: May I know the price?

ASSISTANT: The price limit is 200 only. Can I proceed to book your ticket?

USER: That's fine, proceed with my booking.

ASSISTANT: Ok, your ticket booking is confirmed.

USER: Thank you for your service.

ASSISTANT: The flight number is 1011. You are welcome. Thank you for approaching us.

USER: Thank you.

ASSISTANT: Have a safe flight.