You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Samuel Wright.

ASSISTANT: How can I assist you?

USER: I have to give a  seminar in Dallas university, so I need a flight to travel there. Can you please guide me in flight ticket booking to DFW from my region IAD?

ASSISTANT: Sure Wright, can I know the travel dates please?

USER: Thank you so much and I am willing to move on 05/05 and I will arrive back after two days that is on 05/07.

ASSISTANT: Ok, wait a moment please.

USER: Sure.

ASSISTANT: There is a connecting flight in Delta airline with price 100, can I book it?

USER: I am ok with the flight that you have mentioned, you can confirm my flight ticket booking.

ASSISTANT: Your ticket has been booked with flight number 1013.

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

ASSISTANT: Thank you for approaching us.

USER: Welcome.