You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: Can you help me to book a connecting flight?

ASSISTANT: Sure, I am here to help you out. May I know your airport codes?

USER: My airport codes are IAD and SEA.

ASSISTANT: Can you please share your travelling dates?

USER: My travelling dates are Sept 18 and 20.

ASSISTANT: Is there any other specifications?

USER: No.

ASSISTANT: American airlines is providing connecting flight for you with the fare f 100 in economy class, shall I proceed with the booking? Your ticket is booked with the flight-1000.

USER: My name is Carolyn Jackson, please book under my name.

ASSISTANT: Ok, your flight is booked under the name Carolyn Jackson.

USER: Thank you.

ASSISTANT: Thank you for choosing us.