You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I want to book a flight ticket from IAD to meet my uncle, can you help me with booking to DEN?

ASSISTANT: Sure, Please provide your itinerary dates.

USER: My trip date are June 25 and June 27.

ASSISTANT: Which airlines do you prefer?

USER: I would like to prefer normal cost airline.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: AA airlines with flight 1025 is providing service with a connecting flight and ticket costs you 300 in economy class.

USER: Please proceed.

ASSISTANT: May I know your name?

USER: I am James Davis.

ASSISTANT: Your ticket is confirmed. Flight departs at 18:00 PM and arrives at 16:00 PM.

USER: Thank you.

ASSISTANT: Thank you for choosing us James Davis.