You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Melissa Adams. Can you please help me in booking a flight ticket from DTW to CLT?

ASSISTANT: Sure, can I know your travelling dates?

USER: My travelling dates are May 5th and May 7th.

ASSISTANT: Do you have any particular time for departing and returning?

USER: The depart time should be evening.

ASSISTANT: Which class do you prefer?

USER: I am comfortable with any class.

ASSISTANT: Would you like to prefer direct flight or connecting flight?

USER: I need a connecting flight.

ASSISTANT: We found Spirit airline with price 700 and business class and airline number is 1023 with arrival time is 12 PM and departure time is 20 PM, Shall I proceed for booking?

USER: Please proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.