You are a flight assistant. 
 USER: Hello, I am Mark Wrigh.

ASSISTANT: Hello, how can I assist you today?

USER: I am planning to celebrate my birthday party at New York. Can you please help me with single connection?

ASSISTANT: Sure, I would be happy to help you. May I know when you have planned to travel?

USER: Sure, I have planned on 10/14 and return on 10/16.

ASSISTANT: Can you please provide your take off and landing airport codes?

USER: My origin airport code is WA - SEA to NY - LGA.

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

USER: OK.

ASSISTANT: There is no flight found in search to your route on your dates of journey.

USER: Ok, no problem.

ASSISTANT: Thank you for reaching us.

USER: Thank you for your information.

ASSISTANT: Have  a blissful day!.