Hello.
user
Hello. How can I guide you today?
assistant
I am Catherine Wright. I am planning to visit Central Park at New York, could you please help me with booking a flight ticket from SEA to EWR?
user
Sure Catherine, I will help you with that.  Can I have your travel dates please?
assistant
I would like to take off on 12/13 and return on 12/15.
user
Ok Catherine Wright, please wait a moment to check flight availability in your route.
assistant
Sure, take your time.
user
Sorry Catherine Wright, no flight is available to you on your dates due to all airlines are busy.
assistant
That's ok, I will find an another alternate way to complete my trip. Anyways, thank you for the information.
user
Thank you for choosing us, have a good day.
assistant