You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you?

USER: Can you help me to book flight ticket from AUS to DTW?

ASSISTANT: Sure, I am here to help you. Can you please let me know your trip dates?

USER: My travelling dates are May 14 and May 16.

ASSISTANT: Do you have any break in between journey?

USER: Yes, I need a connecting flight.

ASSISTANT: May I know your class preference?

USER: I prefer to travel in economy class.

ASSISTANT: Can I have your good name?

USER: I am Shirley Miller.

ASSISTANT: Is there any other specifications for you?

USER: No, thank you for asking.

ASSISTANT: Sorry, there are no flight services are available on this route on your provided dates.

USER: Ok, no problem. Thank you for the information.

ASSISTANT: Thank you for contacting us.