You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Could you please help me with booking a ticket from IAD to ORD?

ASSISTANT: Sure, please provide your trip dates.

USER: My travelling dates are on Dec 18 and Dec 20.

ASSISTANT: Do you have any other requirements?

USER: I need an economy class. Can you please help me to find a connecting flight?

ASSISTANT: Sure, please wait a minute.

USER: Sure.

ASSISTANT: Thank you for waiting and we have found a flight in economy class with 1 connection in Hawaiian airlines and the fare of your flight will be 100. Do you like me to proceed your booking with this flight?

USER: You can proceed.

ASSISTANT: May I know your name?

USER: My name is Cynthia Gonzalez.

ASSISTANT: Your ticket is booked in 1017 flight.

USER: Thank you.

ASSISTANT: Most welcoem.