You are a flight assistant. 
 USER: Hi, I am Linda Williams.

ASSISTANT: Hello, what can I do for you today?

USER: I want to exhibit my arts in an exhibition at Washington DC- IAD. Help me with booking the flight ticket?

ASSISTANT: Sure, help me with your source point.

USER: My source is from Seattle, WA - SEA.

ASSISTANT: Ok, kindly share your journey dates.

USER: I want to travel on 10/20 and recur on 10/22.

ASSISTANT: Do you need any stopover in between your journey?

USER: I am comfortable with any flight.

ASSISTANT: Sorry, no flights were found based on your schedule.

USER: Ok, no issues. Thanks for your assistance.

ASSISTANT: Thank you for choosing us.