You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I want to book a flight ticket from Detroit so, can you please book a ticket in economy class?

ASSISTANT: Sure, kindly share your travel dates.

USER: I want to travel on dates July 23 and July 25.

ASSISTANT: Do you have any connection preference?

USER: I need a connecting flight.

ASSISTANT: May I know your airport codes?

USER: My airport codes are DTW and AUS.

ASSISTANT: Is there any other preferences?

USER: I want to depart in the afternoon.

ASSISTANT: Please share your name.

USER: My name is Jennifer Walker.

ASSISTANT: Please wait.

USER: Ok.

ASSISTANT: Sorry to say, no flights found with your requirement.

USER: That's ok, thank you for the response.

ASSISTANT: Thanks for reaching us.