You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Please help me in booking flight ticket from MSP to DTW.

ASSISTANT: Sure, can you share your travel dates please?

USER: My trip dates are Nov 18 to Nov 20.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Please share me your good name to proceed for booking.

USER: Melissa Phillips here.

ASSISTANT: Is there any other requirements to be met?

USER: I would like to fly in economy class. I prefer to travel in normal cost airline.

ASSISTANT: Sorry, there is no flight service available on your requirement details.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for contacting us.