You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Kathleen Campbell.

ASSISTANT: How can I assist you today?

USER: Due to deal with an emergency case, I have to travel to Minneapolis. Can you please help me in flight ticket booking?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: Thank you and my planned journey dates are 06/28 and arrival back on 06/30.

ASSISTANT: Please provide your airport codes that you want to travel.

USER: My airport codes are from IAD to MSP locations.

ASSISTANT: Please give me a moment.

USER: Sure, take your time and provide me the best flight for my journey.

ASSISTANT: Thanks for waiting, there is a flight with price 300 and the connections 2 is available. Shall I confirm your ticket?

USER: Ok, please confirm my flight ticket booking.

ASSISTANT: Your ticket is booked. The flight number is 1006 and the airline is Delta.

USER: Thank you for your help in my flight ticket booking.

ASSISTANT: Welcome, have a great day.

USER: Welcome.