You are a flight assistant. 
 USER: Hello, I am Steven Lopez.

ASSISTANT: Hello, How can I aid you?

USER: I want to go for a round trip to explore global culture.So, can you please help me in booking a flight ticket?

ASSISTANT: Sure, I will help you with that. Kindly mention your travelling dates?

USER: My travelling dates are 09/12 to 09/14.

ASSISTANT: Do you need any connection in between your journey?

USER: Yes, I need 1 connection.

ASSISTANT: Please mention your airport code?

USER: My airport code is DTW.

ASSISTANT: Ok, wait for a minute, I will revert you with the availability.

USER: Sure.

ASSISTANT: We are very sorry to notify you that there is no flight found based on your details.

USER: It's ok, no issue. Thanks for the information.

ASSISTANT: Thank you for choosing us, Have a great day.