You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: I am Andrew Thompson. I would like to book a ticket from DCA to IAD, can you help me?

ASSISTANT: Sure, I am gleeful to help you. Could you please provide your travelling dates to search for the flight?

USER: My travel dates are 06/09 and 06/11.

ASSISTANT: Ok, do you have any other requirements?

USER: I need a connecting flight.

ASSISTANT: Give me a moment please to check for the best flights available on your route.

USER: Sure.

ASSISTANT: Ok, I found a connecting flight in Frontier airline with the fare of 200. Shall I proceed?

USER: You can book it.

ASSISTANT: Ok, your booking is confirmed with flight 1015.

USER: Thank you for booking.

ASSISTANT: You are welcome, have a safe journey.