You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: Can you help me to book a direct flight from IAD?

ASSISTANT: Sure, We are here to help you. Can I know your travelling dates?

USER: My planned dates are Apr 24 and 26.

ASSISTANT: Where would you like to land on?

USER: My planned destination airport code is LAS.

ASSISTANT: May I know your name?

USER: My name is Nicole Roberts.

ASSISTANT: Is there any other specifications?

USER: I prefer economy class.

ASSISTANT: Ok. We found a direct flight with an Jetblue airlines, flight number:1014.

USER: Proceed with booking.

ASSISTANT: Your flight ticket has been reserved with an economy class.

USER: Thank you.

ASSISTANT: Thank you for reaching us.