You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you today?

USER: I am planning to exhibit my new raising car in NASCAR hall. Help me in booking my flight ticket to Charlotte.

ASSISTANT: Sure, we will help you for booking. May I know your airport codes for booking?

USER: I would like to start from IL-ORD. I would like to return from NC-CLT.

ASSISTANT: Let me know your journey dates.

USER: 01/20 is my starting day. I would like to return on 01/22.

ASSISTANT: Is there any price limit of your journey?

USER: My budget is 5000.

ASSISTANT: To proceed for further, may I know your name?

USER: I am Rachel Phillips.

ASSISTANT: Thanks for your details, please wait for a while Rachel Phillips.

USER: Sure.

ASSISTANT: Thanks for waiting, we found a connected flight with the fare of 100.

USER: Please proceed with booking.

ASSISTANT: Ok, the booking has been done with 1003 Frontier airline.

USER: Thank you for your assistance.

ASSISTANT: Thank you for opting us.