You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Here Mark Wright.

ASSISTANT: How can I assist you today?

USER: One of my friend going to participate in dance competition, so I would like to attend the event. Can you book a flight ticket for me?

ASSISTANT: Sure, please provide your travelling dates that you want to travel.

USER: The travelling dates are on 10/14 and arrival back on 10/16.

ASSISTANT: Please provide your airport codes.

USER: My source region is SFO and I have to land on IAD region.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, there is a flight with price 100 and the connections 1 is available. Shall I confirm your ticket?

USER: Yes, it is perfectly matching to my criteria. Please book the ticket.

ASSISTANT: Your ticket is booked. The flight number is 1011 and the airline is JetBlue.

USER: Thank you for your assistance in my ticket reservation.

ASSISTANT: Welcome, have a great day.