You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Please help me to book a flight ticket from DTW to MCO.

ASSISTANT: Yes, can you tell me your dates of travel?

USER: My journey dates are from Sept, 18 to Sept, 20.

ASSISTANT: Do you have any other preferences?

USER: I need a single connecting flight.

ASSISTANT: Give me a moment.

USER: Sure.

ASSISTANT: I have found an economy class ticket with a price of 200 and 1 connection.

USER: Please share me airline name and flight number.

ASSISTANT: Flight number is 1003 of Frontier airlines.

USER: Please proceed for booking.

ASSISTANT: Can I know your name for booking?

USER: Jason Mitchell.

ASSISTANT: Your ticket has been booked.

USER: Thank you for excellent service.

ASSISTANT: Thank you for contacting us.