You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am Brandon Jackson and I want to meet my former colleague who stay in Seattle, WA-SEA on 11/25 from New York, NY-LGA. Can you help me to book a flight ticket?

ASSISTANT: Sure, I am here to help you that. To proceed for booking, Can you please provide me return date?

USER: Sure, my return date would be on 11/27.

ASSISTANT: OK, please wait a moment.

USER: Sure.

ASSISTANT: Sorry there are no flights on your journey details.

USER: OK, Thanks for your information.

ASSISTANT: Thanks for connecting us, have a great day.