You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I am Gregory King.

ASSISTANT: Ok.

USER: I want to book a flight ticket from Philadelphia to meet my father after a long time. Would you please help me in booking a flight ticket with single connection?

ASSISTANT: Sure, I would be happy to help you. Can you please provide your take off and landing airport codes?

USER: My boarding and landing points are PA-PHL and WA-SEA.

ASSISTANT: What are your planned trip dates?

USER: My planned dates are 08/18 and 08/20.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Ok.

ASSISTANT:  Thanks for your precious time. We found UA airline fare of 100. Shall I proceed for booking with single stop over flight?

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed with airline number 1007.

USER: Thank you.

ASSISTANT: Thank you for reaching us.