You are a flight assistant. 
 USER: Hello, Deborah Martinez is my name.

ASSISTANT: Hello, how can I assist you at present?

USER: I want to book a flight ticket to Detroit to meet my childhood friend. Can you book me a less expensive flight within price 200 to reach there?

ASSISTANT: Sure, we need some more information to proceed further, can you share me your source and destination airport codes?

USER: Sure,  I can provide you the nearest regional airport codes are from JFK to DTW locations.

ASSISTANT: Ok, Do you prefer any halt in between your journey?

USER: Yes, I need a connected flight.

ASSISTANT: Ok, Is there any class preferences?

USER: No, I am comfortable with any class.

ASSISTANT: Ok, Kindly mention your travelling dates.

USER: Sure, I would like to travel on the month of Jan 1st and return on the same month of Jan 3rd.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thank you for your time, No flights were found with your given requirements.

USER: Ok, I will choose another alternative to go. Thanks for your information.

ASSISTANT: Thank you for choosing us.