You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I want the flight with 1 connection limit.Can you please help me out?

ASSISTANT: Sure, I'm here to help you.

USER: Thank you.

ASSISTANT: Can you please share your airport codes to book the flight ticket?

USER: The airport codes are from 04/18 to 04/20.

ASSISTANT: Can you please share your airport codes?

USER: The airport codes are from IL-ORD to NV-LAS. The travelling dates are from 04/18 to 04/20.

ASSISTANT: I found a flight for you with Frontier airline and it costs you 300. Shall I proceed to reserve a seat in this flight?

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

ASSISTANT: On which name I would like to book this ticket?

USER: My name is Lisa Evans.

ASSISTANT: Your ticket has been booked with 1014 flight number.

USER: Thank you helping me out.

ASSISTANT: You are welcome.

USER: Thank you so much.