You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Andrew Lee.

ASSISTANT: How can I help you today?

USER: I am planning to book a ticket to attend a music event at CLT. Can you please help me out to book a ticket from IAD?

ASSISTANT: Could you please let me know your journey dates?

USER: I would like to travel on 07/04 and return back on 07/06.

ASSISTANT: Ok, please hold on for a moment.

USER: Make sure my connection limit is 1. Sure, I will wait.

ASSISTANT: I found a flight with 1 connection on your route. Shall I book?

USER: If the price limit is 200 then you can proceed the booking.

ASSISTANT: Your ticket is booked in 1000 flight with Spirit airlines and price 100.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.