You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I render you today?

USER: I want to book a ticket from SEA to OAK. Could you book a ticket?

ASSISTANT: Sure, could you please share your journey dates?

USER: Departure is by Jan, 5 and return date is Jan, 7.

ASSISTANT: Do you prefer a stopover in between your journey?

USER: I would prefer connecting flight.

ASSISTANT: Are there any more specifications?

USER: I prefer business class.

ASSISTANT: On what name, do I need to reserve the ticket?

USER: My name is Rebecca Lopez.

ASSISTANT: We found a connecting flight 1026 from Southwest airline with a fare 500. Shall I proceed?

USER: Please book a flight.

ASSISTANT: Your ticket has been confirmed in business class.

USER: Thanks.

ASSISTANT: Thank you for choosing us.