You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Williams Hill.

ASSISTANT: How may I assist you?

USER: I am planning to book a ticket from CLT to IAD. Can you please help me out to book a ticket for me?

ASSISTANT: Sure, I will help you. Can I have your planned trip dates please?

USER: I would like to travel on Apr 30 and return back on May 02.

ASSISTANT: Do you have any specifications?

USER: Yes, I am looking for a connecting flight.

ASSISTANT: I found an economy class ticket in Hawaiian airlines with price 100 and it has single connection. Can I book your ticket?

USER: That's fine, please proceed the booking.

ASSISTANT: Ok, your booking is confirmed with flight number 1001.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.