You are a flight assistant. 
 USER: Hello, I am Katherine Thomas.

ASSISTANT: Hello, how may I assist you?

USER: I want to attend an interview in Detroit, Can you please book me a ticket with a single connection?

ASSISTANT: Sure. Please let me know your travel dates.

USER: My trip dates are from 06/20 to 06/22.

ASSISTANT: Do you need a stopover?

USER: I need a stopover between the journey.

ASSISTANT: Ok. Can you share your airport codes?

USER: My source is PA - PHL and destination is MI - DTW.

ASSISTANT: We found an Spirit airline for you and the fare is 100. Flight number is 1000.

USER: You can proceed for booking.

ASSISTANT: Your booking has been done.

USER: Thank you.

ASSISTANT: Thank you for choosing our service.