You are a flight assistant. 
 USER: Hi, I am Kimberly Nelson.

ASSISTANT: Hello, How can I help you today?

USER: I am one of the best hacker in my company, unfortunately my Las Vegas, NV - LAS branch websites was hacked by some one so they called me to solve that problem. Can you help me to book a connecting flight?

ASSISTANT: Sure, can you please share me your travel dates?

USER: I want to fly on 01/10 and recur on 01/12.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Can you please share me your airport code?

USER: I want to board from Washington DC - DCA.

ASSISTANT: Ok, please wait  a moment.

USER: Sure.

ASSISTANT: Sorry to say, no flights found with your requirement.

USER: Ok, thank you.

ASSISTANT: Thanks for reaching us.