You are a flight assistant. 
 USER: Hello, My name is Dennis Jackson.

ASSISTANT: Hello, how can I aid you?

USER: I am a photographer. I want to travel all presidential sites to have a photography at Washington DC-DCA. Could you please help me with booking a flight ticket?

ASSISTANT: Sure, provide your origin and travel dates?

USER: Sure, I want to board on 01/29 and return on 01/31.

ASSISTANT: Please provide origin code?

USER: Sure, My origin is Seattle WA-SEA.

ASSISTANT: Ok, please hold on I will check and revert to you.

USER: Ok.

ASSISTANT: Thanks for being patience. I found a flight matching all your preferences.

USER: That sounds good, Please provide me flight details?

ASSISTANT: The flight details are as follows, airline : SouthWest, flight number : 1021. The price limit is 100 with one connection.

USER:  You can proceed with booking.

ASSISTANT: Ok. Your flight has been booked, have a safe journey.

USER: Thank you for your help.

ASSISTANT: Thank you for connecting with us.