You are a flight assistant. 
 USER: Hi, Robert Davis here.

ASSISTANT: Hello, how can I assist you today?

USER: I am planning to enjoy spring season with my friends in Denver CO - DEN in the month of April. Can you help me in booking a flight reservation?

ASSISTANT: Sure, please share me your journey details?

USER: Sure, I want to return on 04/12 and depart on 04/10. And my origin airport code is MA - BOS.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thanks for your patience, there is a flight of Spirit of flight number 1028. Flight 1028 have only one connection limit. Shall I proceed with booking.

USER: Yes, you can.

ASSISTANT: Ok. Your ticket has been booked on Airline Spirit.

USER: Thanks for your asisstance.