You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I am Scott Hall, can you help me to book a flight from ORD to DCA?

ASSISTANT: Yes, can you tell me your dates of journey?

USER: My travelling dates are 10/27 and 10/29.

ASSISTANT: Give me a moment.

USER: Ok.

ASSISTANT: I have found a flight ticket with a price of 200 and 1 connection.

USER: Proceed with booking.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for contacting us.