You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I render you today?

USER: I want to attend my father's retirement party, could you book my ticket from DCA to HOU?

ASSISTANT: Sure, I am here to help you. May I know your travel dates please?

USER: My itinerary dates are June 11 and June 13.

ASSISTANT: Ok, do you have any specifications?

USER: I want to return in the morning.

ASSISTANT: Ok, hold on for a moment. Let me check the best available flight for you.

USER: I prefer economy class in a connecting flight.

ASSISTANT: I found a flight for you with Hawaiian Airlines and it costs you 100. Shall I proceed to reserve a seat in this single connecting flight?

USER: Book my ticket.

ASSISTANT: On whose name you would like to book this ticket?

USER: Please book the ticket on the name of Scott Campbell.

ASSISTANT: Your ticket has been booked with 1023 flight number Scott Campbell.

USER: Thank you.

ASSISTANT: Welcome, thank you for choosing us. Have a great day.