You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Mark Edwards.

ASSISTANT: How can I help you?

USER: I am planning to visit ORD 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 planning dates are from 03/18 till 03/20.

ASSISTANT: Please give me a moment.

USER: Ok, take our time.

ASSISTANT: Here I found a direct flight for you.

USER: Please proceed for further.

ASSISTANT: Your ticket is booked with flight number 1022 and airline is Hawaiian.

USER: Thank you for your service.

ASSISTANT: Welcome, have a safe flight.