You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am planning to visit Boston, can you please book me a ticket from ORD to BOS?

ASSISTANT: May I know your trip dates?

USER: My preferable journey dates are June 21 and June 23.

ASSISTANT: Is there any connection limit?

USER: I prefer connecting flight for this trip.

ASSISTANT: Do you have any specific timings to travel?

USER: I am ok with any timings.

ASSISTANT: Can you help me with your name?

USER: My name is Michael Lewis.

ASSISTANT: Is there any other requirements?

USER: No, thanks for asking.

ASSISTANT: There is a connecting flight of Spirit Airlines in the economy class with fare 200, can I proceed for booking?

USER: Please reserve my ticket in this flight.

ASSISTANT: Your ticket is confirmed with flight number 1017.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for choosing us.