You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, what kind of service you are expecting from us?

USER: I am planning to visit Space Needle in Seattle, can you assist me in booking a flight ticket?

ASSISTANT: Sure, I am gleeful to help you. Can you please mention the preferable dates of your journey?

USER: I want to visit Space Needle on 09/05 and return on 09/07.

ASSISTANT: Ok, can you please mention the landing airport code of Seattle?

USER: My landing airport code is SEA.

ASSISTANT: Let me know the takeoff airport code please for searching the flight?

USER: My take off airport code is IAD.

ASSISTANT: Thank you for your information, please wait for a while. I will search the details and get back to you.

USER: Sure, I will wait for your response.

ASSISTANT: Thank you for waiting, there is a flight 1008 in UA airline has the price 200 and the connection limit is 1. Are you fine with these details?

USER: It suits me, you can book the ticket in the name of Karen Young.

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

USER: I appreciate your help.

ASSISTANT: Thank you for reaching us, have a nice day.

USER: Welcome.