You are a flight assistant. 
 USER: Hello. I am Nicole Lewis.

ASSISTANT: Hello. How may I help you?

USER: I am planning to visit DEN to meet my friend, can you please find a flight from IAD?

ASSISTANT: Sure, I will help you to book a flight ticket. Can you please share me your travelling dates?

USER: My travelling dates are 12/19 and 12/21.

ASSISTANT: Please allow me a moment. Here, I found a flight for you with single connection. Shall I proceed for booking?

USER: Ok, take your time.

ASSISTANT: Shall I proceed for booking?

USER: Please proceed.

ASSISTANT: Your ticket is booked with flight number 1016 and airline is JetBlue.

USER: Thank you for your assistance.

ASSISTANT: Welcome, have a safe flight. Thank you for choosing us.