Hello.
user
Hello, how may I help you?
assistant
I want to visit New York for business meet, can you book a ticket please?
user
Sure, may I know your respective airports codes please?
assistant
My airport codes are LGA and JFK.
user
Can you please provide your dates of journey?
assistant
My travel dates are 07/19 and 07/21.
user
Sorry, to say that there is no flight as per your travelling details.
assistant
Ok.
user
May I know your name please?
assistant
My name is Edward Davis. Thank you  for checking.
user
Thank you, for contacting us.
assistant