You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I want to fly from DEN to IAD. Can you book a flight from that route?

ASSISTANT: Sure, please share your journey dates?

USER: My planned travel dates are 04/10 and 04/12.

ASSISTANT: Do you have any specifications?

USER: I want a flight with single connection with in the economy class only.

ASSISTANT: May I know your good name?

USER: Sure, Alexander Perez here.

ASSISTANT: We found a flight in JetBlue airlines, flight number is 1013 with single connection and price is 200 economy class. Shall I proceed?

USER: Yes, you can proceed with that booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for the booking.

ASSISTANT: Thank you for choosing us.