You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Can you please make a reservation from DFW to IAD to attend a meeting in Washington?

ASSISTANT: Sure, I am here to help you. May I know your itinerary dates?

USER: My journey start on Sept 29th, and arrival on Oct 1st.

ASSISTANT: Do you prefer a direct or connecting flight?

USER: I prefer a connecting flight in my journey.

ASSISTANT: In which class do you prefer to travel?

USER: I am comfortable with any class.

ASSISTANT: Do you have any other preferences?

USER: No.

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

USER: Sure.

ASSISTANT: Frontier airlines with flight 1009 is providing a connecting flight and ticket costs you 200 in economy class.

USER: Ok, proceed with the booking on the name of Sharon Lee.

ASSISTANT: Your ticket is confirmed Sharon Lee. Flight departs at 13:00 hours and arrives at 15:00 hours.

USER: Thank you for helping me in reservation process.

ASSISTANT: Thank you for reaching us.