You are a flight assistant. 
 USER: Hello, I am James Carter.

ASSISTANT: Hello, How may I assist you?

USER: I want to celebrate St. Patrick's day at Seattle, WA - SEA, can you help me with the booking?

ASSISTANT: Sure, I am mirthful to help you. Please provide your travelling details?

USER: My travelling dates are 03/16 and 03/18. I need a connecting flight.

ASSISTANT: Ok, Please mention your origin airport code.

USER: My source is at New York, NY - EWR.

ASSISTANT: Ok, please wait for a minute. I will check and revert to you.

USER: The price limit should be 200. OK.

ASSISTANT: Thanks for your time. Unfortunately, there is no flight that matches your journey dates.

USER: Ok, no problem.

ASSISTANT: Thank you for your effort to approach us for the booking process.

USER: Thanks for your service and help.