You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I want to book a ticket from DCA to HOU, can you help me?

ASSISTANT: Sure, please share your journey dates?

USER: My travel dates are Jan 05 and 07.

ASSISTANT: Do you have any specifications?

USER: I prefer a connecting flight.

ASSISTANT: Is there any class preferences?

USER: No.

ASSISTANT: May I know your good name?

USER: I am Anna Scott.

ASSISTANT: We found a flight in American airlines, flight number is 1002 with single connection and price is 700 business class. Shall I proceed?

USER: You can book it.

ASSISTANT: Your ticket has been booked.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.