You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I support you?

USER: I am Amanda Roberts need to book a flight ticket to ATL from ORD, can you please help me in booking?

ASSISTANT: Sure, on what dates are you willing to travel?

USER: I am willing to start on Oct 18 and need to return on Oct 20.

ASSISTANT: Do you need a way station in the middle of your route to ORD?

USER: Yes, I need a way station.

ASSISTANT: Is there any class preference?

USER: I am comfortable with any class.

ASSISTANT: How much airfare are you looking for?

USER: I can afford upto 500 for my ticket.

ASSISTANT: Do you need a low cost airline or normal cost airline?

USER: There is no specific airline preference.

ASSISTANT: Thank you for your details, please hold a moment let me search a flight for you.

USER: Ok.

ASSISTANT: UA airline with flight number 1001 is leaving from ATL and arrive at ORD with an airfare of 100. Is that fine?

USER: Ok, you can proceed.

ASSISTANT: Your booking has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for opting us.