You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, may I know your name?

USER: I want to book a flight ticket to Detroit with price under 500.Can you help me with it? My name is Scott Walker.

ASSISTANT: Sure, I can help you. Please share me your assign dates.

USER: Travelling dates are 01/26 and 01/28.

ASSISTANT: Kindly, forward me your airport codes.

USER: Airport codes are AUS-DTW.

ASSISTANT: Please wait for a moment, I will revert to you.

USER: Ok.

ASSISTANT: Scott Walker, are you ok with a direct flight?

USER: I need a connecting flight.

ASSISTANT: Sorry, no flight available with single connection.

USER: Ok, no issues. Thanks for the help.

ASSISTANT: Thank you for picking us.