You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: Please book me a flight ticket from BOS to OAK to meet my family.

ASSISTANT: Sure, please share me your journey dates.

USER: I have planned to travel on Sept 25th and return on Sept 27th.

ASSISTANT: Do you have any limit on number of connections?

USER: I prefer connecting flight.

ASSISTANT: May I know about your class preference for your journey?

USER: I am ok with any class.

ASSISTANT: Let me know about your other specifications, if any.

USER: No, thank's.

ASSISTANT: Can I know your name to proceed further for documentation purpose?

USER: Ryan Mitchell.

ASSISTANT: Frontier airlines is providing you the connecting flight in economy class, shall I reserve it?

USER: Ok, please book this ticket.

ASSISTANT: Your ticket has been reserved with flight 1024.

USER: Thank you.

ASSISTANT: Thank you for choosing us, have a happy trip.