You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Can you please book a flight ticket from OAK to IAD?

ASSISTANT: Sure, let me know your trip dates please?

USER: My trip dates are Dec 17th and Dec 19th.

ASSISTANT: May I know your connection limit?

USER: Yes, I am looking for a single connection.

ASSISTANT: Do you need any other preference?

USER: No.

ASSISTANT: Can I know your name please?

USER: Dorothy Adams.

ASSISTANT: Here is a connecting flight with flight number 1019 and fare is 100, providing ticket in economy class. Shall I proceed with booking?

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed by Jet Blue airlines.

USER: Thank you.

ASSISTANT: Thanks for choosing us.