You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I render you?

USER: I am Charles Brown, would like to attend an event in my college. So can you help me to book a flight from IAD to MSP?

ASSISTANT: Sure, please provide your itinerary dates.

USER: My journey dates are 03/21 and 03/23.

ASSISTANT: Please give me a moment to check for available flights.

USER: Please search for a connecting flight.

ASSISTANT: Southwest airlines with flight 1025 is providing service on your route with a connecting flight and ticket costs you 200 in economy class.

USER: Proceed with my booking.

ASSISTANT: Charles, your ticket is confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.